Finding the Fourth Proportional to 10,820.43, 14,932.89 and 6,105.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,820.43 : 14,932.89 = 6,105.02 : x
2. Step 2: Convert to fraction form
   10,820.43/14,932.89 = 6,105.02/x
3. Step 3: Cross multiply
   10,820.43x = 14,932.89 × 6,105.02
4. Step 4: Simplify right side
   10,820.43x = 91,165,517.44
5. Step 5: Solve for x
   x = 91,165,517.44/10,820.43
6. Step 6: Final answer
   x = 8,425.31