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Finding the Fourth Proportional to 77,310.72, 115,972.56 and 24,719.04

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Solution

The fourth proportional to 77,310.72, 115,972.56 and 24,719.04 is: 37,080.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,310.72 : 115,972.56 = 24,719.04 : x
  2. Step 2: Convert to fraction form
    77,310.72/115,972.56 = 24,719.04/x
  3. Step 3: Cross multiply
    77,310.72x = 115,972.56 × 24,719.04
  4. Step 4: Simplify right side
    77,310.72x = 2,866,730,349.54
  5. Step 5: Solve for x
    x = 2,866,730,349.54/77,310.72
  6. Step 6: Final answer
    x = 37,080.63

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