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Finding the Fourth Proportional to 978,026.60, 1,467,039.90 and 741,830.60

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Solution

The fourth proportional to 978,026.60, 1,467,039.90 and 741,830.60 is: 1,112,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,026.60 : 1,467,039.90 = 741,830.60 : x
  2. Step 2: Convert to fraction form
    978,026.60/1,467,039.90 = 741,830.60/x
  3. Step 3: Cross multiply
    978,026.60x = 1,467,039.90 × 741,830.60
  4. Step 4: Simplify right side
    978,026.60x = 1,088,295,089,240.94
  5. Step 5: Solve for x
    x = 1,088,295,089,240.94/978,026.60
  6. Step 6: Final answer
    x = 1,112,745.90

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