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Finding the Fourth Proportional to 18,799.08, 28,249.82 and 18,107.88

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Solution

The fourth proportional to 18,799.08, 28,249.82 and 18,107.88 is: 27,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.08 : 28,249.82 = 18,107.88 : x
  2. Step 2: Convert to fraction form
    18,799.08/28,249.82 = 18,107.88/x
  3. Step 3: Cross multiply
    18,799.08x = 28,249.82 × 18,107.88
  4. Step 4: Simplify right side
    18,799.08x = 511,544,350.58
  5. Step 5: Solve for x
    x = 511,544,350.58/18,799.08
  6. Step 6: Final answer
    x = 27,211.14

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