Finding the Fourth Proportional to 17,937.52, 24,751.34 and 9,978.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,937.52 : 24,751.34 = 9,978.72 : x
2. Step 2: Convert to fraction form
   17,937.52/24,751.34 = 9,978.72/x
3. Step 3: Cross multiply
   17,937.52x = 24,751.34 × 9,978.72
4. Step 4: Simplify right side
   17,937.52x = 246,986,691.48
5. Step 5: Solve for x
   x = 246,986,691.48/17,937.52
6. Step 6: Final answer
   x = 13,769.28