Finding the Fourth Proportional to 10,250.57, 15,381.32 and 4,406.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,250.57 : 15,381.32 = 4,406.82 : x
2. Step 2: Convert to fraction form
   10,250.57/15,381.32 = 4,406.82/x
3. Step 3: Cross multiply
   10,250.57x = 15,381.32 × 4,406.82
4. Step 4: Simplify right side
   10,250.57x = 67,782,686.57
5. Step 5: Solve for x
   x = 67,782,686.57/10,250.57
6. Step 6: Final answer
   x = 6,612.58