Finding the Fourth Proportional to 10,487.55, 15,731.52 and 2,696.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,487.55 : 15,731.52 = 2,696.16 : x
2. Step 2: Convert to fraction form
   10,487.55/15,731.52 = 2,696.16/x
3. Step 3: Cross multiply
   10,487.55x = 15,731.52 × 2,696.16
4. Step 4: Simplify right side
   10,487.55x = 42,414,694.96
5. Step 5: Solve for x
   x = 42,414,694.96/10,487.55
6. Step 6: Final answer
   x = 4,044.29