Finding the Fourth Proportional to 17,945.52, 24,765.32 and 9,988.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,945.52 : 24,765.32 = 9,988.56 : x
2. Step 2: Convert to fraction form
   17,945.52/24,765.32 = 9,988.56/x
3. Step 3: Cross multiply
   17,945.52x = 24,765.32 × 9,988.56
4. Step 4: Simplify right side
   17,945.52x = 247,369,884.74
5. Step 5: Solve for x
   x = 247,369,884.74/17,945.52
6. Step 6: Final answer
   x = 13,784.49