Finding the Fourth Proportional to 15,597.61, 21,524.72 and 8,524.04

Step by Step Solution

1. Step 1: Write the proportion equation
   15,597.61 : 21,524.72 = 8,524.04 : x
2. Step 2: Convert to fraction form
   15,597.61/21,524.72 = 8,524.04/x
3. Step 3: Cross multiply
   15,597.61x = 21,524.72 × 8,524.04
4. Step 4: Simplify right side
   15,597.61x = 183,477,424.03
5. Step 5: Solve for x
   x = 183,477,424.03/15,597.61
6. Step 6: Final answer
   x = 11,763.18