Finding the Fourth Proportional to 10,231.46, 15,350.43 and 3,657.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,231.46 : 15,350.43 = 3,657.50 : x
2. Step 2: Convert to fraction form
   10,231.46/15,350.43 = 3,657.50/x
3. Step 3: Cross multiply
   10,231.46x = 15,350.43 × 3,657.50
4. Step 4: Simplify right side
   10,231.46x = 56,144,197.73
5. Step 5: Solve for x
   x = 56,144,197.73/10,231.46
6. Step 6: Final answer
   x = 5,487.41