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Finding the Fourth Proportional to 12,736.52, 19,105.39 and 5,341.22

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Solution

The fourth proportional to 12,736.52, 19,105.39 and 5,341.22 is: 8,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736.52 : 19,105.39 = 5,341.22 : x
  2. Step 2: Convert to fraction form
    12,736.52/19,105.39 = 5,341.22/x
  3. Step 3: Cross multiply
    12,736.52x = 19,105.39 × 5,341.22
  4. Step 4: Simplify right side
    12,736.52x = 102,046,091.18
  5. Step 5: Solve for x
    x = 102,046,091.18/12,736.52
  6. Step 6: Final answer
    x = 8,012.09

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