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Finding the Fourth Proportional to 19,119.54, 28,646.93 and 11,708.52

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Solution

The fourth proportional to 19,119.54, 28,646.93 and 11,708.52 is: 17,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119.54 : 28,646.93 = 11,708.52 : x
  2. Step 2: Convert to fraction form
    19,119.54/28,646.93 = 11,708.52/x
  3. Step 3: Cross multiply
    19,119.54x = 28,646.93 × 11,708.52
  4. Step 4: Simplify right side
    19,119.54x = 335,413,074.69
  5. Step 5: Solve for x
    x = 335,413,074.69/19,119.54
  6. Step 6: Final answer
    x = 17,542.94

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