Finding the Fourth Proportional to 14,557.59, 21,841.25 and 5,790.15

Step by Step Solution

1. Step 1: Write the proportion equation
   14,557.59 : 21,841.25 = 5,790.15 : x
2. Step 2: Convert to fraction form
   14,557.59/21,841.25 = 5,790.15/x
3. Step 3: Cross multiply
   14,557.59x = 21,841.25 × 5,790.15
4. Step 4: Simplify right side
   14,557.59x = 126,464,084.74
5. Step 5: Solve for x
   x = 126,464,084.74/14,557.59
6. Step 6: Final answer
   x = 8,687.16