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Finding the Fourth Proportional to 78,932.67, 108,926.69 and 43,124.73

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Solution

The fourth proportional to 78,932.67, 108,926.69 and 43,124.73 is: 59,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,932.67 : 108,926.69 = 43,124.73 : x
  2. Step 2: Convert to fraction form
    78,932.67/108,926.69 = 43,124.73/x
  3. Step 3: Cross multiply
    78,932.67x = 108,926.69 × 43,124.73
  4. Step 4: Simplify right side
    78,932.67x = 4,697,433,880.42
  5. Step 5: Solve for x
    x = 4,697,433,880.42/78,932.67
  6. Step 6: Final answer
    x = 59,511.91

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