Finding the Fourth Proportional to 16,706.52, 25,060.20 and 5,613.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,706.52 : 25,060.20 = 5,613.60 : x
2. Step 2: Convert to fraction form
   16,706.52/25,060.20 = 5,613.60/x
3. Step 3: Cross multiply
   16,706.52x = 25,060.20 × 5,613.60
4. Step 4: Simplify right side
   16,706.52x = 140,677,938.72
5. Step 5: Solve for x
   x = 140,677,938.72/16,706.52
6. Step 6: Final answer
   x = 8,420.54