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Finding the Fourth Proportional to 28,778.63, 43,170.28 and 10,058.24

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Solution

The fourth proportional to 28,778.63, 43,170.28 and 10,058.24 is: 15,088.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,778.63 : 43,170.28 = 10,058.24 : x
  2. Step 2: Convert to fraction form
    28,778.63/43,170.28 = 10,058.24/x
  3. Step 3: Cross multiply
    28,778.63x = 43,170.28 × 10,058.24
  4. Step 4: Simplify right side
    28,778.63x = 434,217,119.89
  5. Step 5: Solve for x
    x = 434,217,119.89/28,778.63
  6. Step 6: Final answer
    x = 15,088.18

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