Finding the Fourth Proportional to 10,655.72, 15,987.42 and 3,731.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,655.72 : 15,987.42 = 3,731.24 : x
2. Step 2: Convert to fraction form
   10,655.72/15,987.42 = 3,731.24/x
3. Step 3: Cross multiply
   10,655.72x = 15,987.42 × 3,731.24
4. Step 4: Simplify right side
   10,655.72x = 59,652,901.00
5. Step 5: Solve for x
   x = 59,652,901.00/10,655.72
6. Step 6: Final answer
   x = 5,598.20