Finding the Fourth Proportional to 10,488.92, 14,474.18 and 5,772.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,488.92 : 14,474.18 = 5,772.29 : x
2. Step 2: Convert to fraction form
   10,488.92/14,474.18 = 5,772.29/x
3. Step 3: Cross multiply
   10,488.92x = 14,474.18 × 5,772.29
4. Step 4: Simplify right side
   10,488.92x = 83,549,135.61
5. Step 5: Solve for x
   x = 83,549,135.61/10,488.92
6. Step 6: Final answer
   x = 7,965.47