Finding the Fourth Proportional to 11,758.79, 16,227.32 and 6,454.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,758.79 : 16,227.32 = 6,454.10 : x
2. Step 2: Convert to fraction form
   11,758.79/16,227.32 = 6,454.10/x
3. Step 3: Cross multiply
   11,758.79x = 16,227.32 × 6,454.10
4. Step 4: Simplify right side
   11,758.79x = 104,732,632.60
5. Step 5: Solve for x
   x = 104,732,632.60/11,758.79
6. Step 6: Final answer
   x = 8,906.76