Finding the Fourth Proportional to 10,442.60, 14,411.12 and 5,726.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,442.60 : 14,411.12 = 5,726.87 : x
2. Step 2: Convert to fraction form
   10,442.60/14,411.12 = 5,726.87/x
3. Step 3: Cross multiply
   10,442.60x = 14,411.12 × 5,726.87
4. Step 4: Simplify right side
   10,442.60x = 82,530,510.10
5. Step 5: Solve for x
   x = 82,530,510.10/10,442.60
6. Step 6: Final answer
   x = 7,903.26