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Finding the Fourth Proportional to 28,898.02, 43,347.02 and 8,121.52

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Solution

The fourth proportional to 28,898.02, 43,347.02 and 8,121.52 is: 12,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,898.02 : 43,347.02 = 8,121.52 : x
  2. Step 2: Convert to fraction form
    28,898.02/43,347.02 = 8,121.52/x
  3. Step 3: Cross multiply
    28,898.02x = 43,347.02 × 8,121.52
  4. Step 4: Simplify right side
    28,898.02x = 352,043,528.14
  5. Step 5: Solve for x
    x = 352,043,528.14/28,898.02
  6. Step 6: Final answer
    x = 12,182.27

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