Finding the Fourth Proportional to 10,132.80, 15,200.72 and 3,557.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,132.80 : 15,200.72 = 3,557.82 : x
2. Step 2: Convert to fraction form
   10,132.80/15,200.72 = 3,557.82/x
3. Step 3: Cross multiply
   10,132.80x = 15,200.72 × 3,557.82
4. Step 4: Simplify right side
   10,132.80x = 54,081,425.63
5. Step 5: Solve for x
   x = 54,081,425.63/10,132.80
6. Step 6: Final answer
   x = 5,337.26