Finding the Fourth Proportional to 10,402.94, 14,355.31 and 5,925.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,402.94 : 14,355.31 = 5,925.86 : x
2. Step 2: Convert to fraction form
   10,402.94/14,355.31 = 5,925.86/x
3. Step 3: Cross multiply
   10,402.94x = 14,355.31 × 5,925.86
4. Step 4: Simplify right side
   10,402.94x = 85,067,600.61
5. Step 5: Solve for x
   x = 85,067,600.61/10,402.94
6. Step 6: Final answer
   x = 8,177.27