Finding the Fourth Proportional to 17,570.45, 24,247.40 and 9,612.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,570.45 : 24,247.40 = 9,612.50 : x
2. Step 2: Convert to fraction form
   17,570.45/24,247.40 = 9,612.50/x
3. Step 3: Cross multiply
   17,570.45x = 24,247.40 × 9,612.50
4. Step 4: Simplify right side
   17,570.45x = 233,078,132.50
5. Step 5: Solve for x
   x = 233,078,132.50/17,570.45
6. Step 6: Final answer
   x = 13,265.35