Finding the Fourth Proportional to 17,649.25, 24,356.35 and 9,691.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,649.25 : 24,356.35 = 9,691.50 : x
2. Step 2: Convert to fraction form
   17,649.25/24,356.35 = 9,691.50/x
3. Step 3: Cross multiply
   17,649.25x = 24,356.35 × 9,691.50
4. Step 4: Simplify right side
   17,649.25x = 236,049,566.03
5. Step 5: Solve for x
   x = 236,049,566.03/17,649.25
6. Step 6: Final answer
   x = 13,374.48