Finding the Fourth Proportional to 10,487.98, 15,732.52 and 3,372.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,487.98 : 15,732.52 = 3,372.80 : x
2. Step 2: Convert to fraction form
   10,487.98/15,732.52 = 3,372.80/x
3. Step 3: Cross multiply
   10,487.98x = 15,732.52 × 3,372.80
4. Step 4: Simplify right side
   10,487.98x = 53,062,643.46
5. Step 5: Solve for x
   x = 53,062,643.46/10,487.98
6. Step 6: Final answer
   x = 5,059.38