Finding the Fourth Proportional to 10,590.40, 14,613.78 and 5,875.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,590.40 : 14,613.78 = 5,875.12 : x
2. Step 2: Convert to fraction form
   10,590.40/14,613.78 = 5,875.12/x
3. Step 3: Cross multiply
   10,590.40x = 14,613.78 × 5,875.12
4. Step 4: Simplify right side
   10,590.40x = 85,857,711.15
5. Step 5: Solve for x
   x = 85,857,711.15/10,590.40
6. Step 6: Final answer
   x = 8,107.13