Finding the Fourth Proportional to 10,118.56, 15,174.88 and 3,543.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,118.56 : 15,174.88 = 3,543.52 : x
2. Step 2: Convert to fraction form
   10,118.56/15,174.88 = 3,543.52/x
3. Step 3: Cross multiply
   10,118.56x = 15,174.88 × 3,543.52
4. Step 4: Simplify right side
   10,118.56x = 53,772,490.78
5. Step 5: Solve for x
   x = 53,772,490.78/10,118.56
6. Step 6: Final answer
   x = 5,314.24