Finding the Fourth Proportional to 16,594.53, 22,899.72 and 9,520.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,594.53 : 22,899.72 = 9,520.80 : x
2. Step 2: Convert to fraction form
   16,594.53/22,899.72 = 9,520.80/x
3. Step 3: Cross multiply
   16,594.53x = 22,899.72 × 9,520.80
4. Step 4: Simplify right side
   16,594.53x = 218,023,654.18
5. Step 5: Solve for x
   x = 218,023,654.18/16,594.53
6. Step 6: Final answer
   x = 13,138.28