Finding the Fourth Proportional to 10,233.72, 15,342.30 and 3,655.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,233.72 : 15,342.30 = 3,655.80 : x
2. Step 2: Convert to fraction form
   10,233.72/15,342.30 = 3,655.80/x
3. Step 3: Cross multiply
   10,233.72x = 15,342.30 × 3,655.80
4. Step 4: Simplify right side
   10,233.72x = 56,088,380.34
5. Step 5: Solve for x
   x = 56,088,380.34/10,233.72
6. Step 6: Final answer
   x = 5,480.74