Finding the Fourth Proportional to 10,657.94, 14,708.12 and 5,877.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,657.94 : 14,708.12 = 5,877.86 : x
2. Step 2: Convert to fraction form
   10,657.94/14,708.12 = 5,877.86/x
3. Step 3: Cross multiply
   10,657.94x = 14,708.12 × 5,877.86
4. Step 4: Simplify right side
   10,657.94x = 86,452,167.29
5. Step 5: Solve for x
   x = 86,452,167.29/10,657.94
6. Step 6: Final answer
   x = 8,111.53