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Finding the Fourth Proportional to 78,833.67, 108,792.80 and 43,026

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Solution

The fourth proportional to 78,833.67, 108,792.80 and 43,026 is: 59,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,833.67 : 108,792.80 = 43,026 : x
  2. Step 2: Convert to fraction form
    78,833.67/108,792.80 = 43,026/x
  3. Step 3: Cross multiply
    78,833.67x = 108,792.80 × 43,026
  4. Step 4: Simplify right side
    78,833.67x = 4,680,919,012.80
  5. Step 5: Solve for x
    x = 4,680,919,012.80/78,833.67
  6. Step 6: Final answer
    x = 59,377.15

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