Finding the Fourth Proportional to 9,426.17, 14,141.69 and 6,658.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.17 : 14,141.69 = 6,658.25 : x
2. Step 2: Convert to fraction form
   9,426.17/14,141.69 = 6,658.25/x
3. Step 3: Cross multiply
   9,426.17x = 14,141.69 × 6,658.25
4. Step 4: Simplify right side
   9,426.17x = 94,158,907.96
5. Step 5: Solve for x
   x = 94,158,907.96/9,426.17
6. Step 6: Final answer
   x = 9,989.09