Finding the Fourth Proportional to 10,456.72, 15,683.96 and 3,530.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,456.72 : 15,683.96 = 3,530.32 : x
2. Step 2: Convert to fraction form
   10,456.72/15,683.96 = 3,530.32/x
3. Step 3: Cross multiply
   10,456.72x = 15,683.96 × 3,530.32
4. Step 4: Simplify right side
   10,456.72x = 55,369,397.67
5. Step 5: Solve for x
   x = 55,369,397.67/10,456.72
6. Step 6: Final answer
   x = 5,295.10