Finding the Fourth Proportional to 10,658.72, 14,707.33 and 6,181.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,658.72 : 14,707.33 = 6,181.61 : x
2. Step 2: Convert to fraction form
   10,658.72/14,707.33 = 6,181.61/x
3. Step 3: Cross multiply
   10,658.72x = 14,707.33 × 6,181.61
4. Step 4: Simplify right side
   10,658.72x = 90,914,889.21
5. Step 5: Solve for x
   x = 90,914,889.21/10,658.72
6. Step 6: Final answer
   x = 8,529.62