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Finding the Fourth Proportional to 76,927.20, 115,477.20 and 41,848.80

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Solution

The fourth proportional to 76,927.20, 115,477.20 and 41,848.80 is: 62,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,927.20 : 115,477.20 = 41,848.80 : x
  2. Step 2: Convert to fraction form
    76,927.20/115,477.20 = 41,848.80/x
  3. Step 3: Cross multiply
    76,927.20x = 115,477.20 × 41,848.80
  4. Step 4: Simplify right side
    76,927.20x = 4,832,582,247.36
  5. Step 5: Solve for x
    x = 4,832,582,247.36/76,927.20
  6. Step 6: Final answer
    x = 62,820.20

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