Finding the Fourth Proportional to 10,265.15, 14,165.94 and 5,549.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,265.15 : 14,165.94 = 5,549.43 : x
2. Step 2: Convert to fraction form
   10,265.15/14,165.94 = 5,549.43/x
3. Step 3: Cross multiply
   10,265.15x = 14,165.94 × 5,549.43
4. Step 4: Simplify right side
   10,265.15x = 78,612,892.41
5. Step 5: Solve for x
   x = 78,612,892.41/10,265.15
6. Step 6: Final answer
   x = 7,658.23