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Finding the Fourth Proportional to 412,881.10, 619,322.60 and 113,365.78

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Solution

The fourth proportional to 412,881.10, 619,322.60 and 113,365.78 is: 170,048.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,881.10 : 619,322.60 = 113,365.78 : x
  2. Step 2: Convert to fraction form
    412,881.10/619,322.60 = 113,365.78/x
  3. Step 3: Cross multiply
    412,881.10x = 619,322.60 × 113,365.78
  4. Step 4: Simplify right side
    412,881.10x = 70,209,989,620.63
  5. Step 5: Solve for x
    x = 70,209,989,620.63/412,881.10
  6. Step 6: Final answer
    x = 170,048.93

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