Finding the Fourth Proportional to 11,906.52, 17,887.14 and 8,404.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,906.52 : 17,887.14 = 8,404.62 : x
2. Step 2: Convert to fraction form
   11,906.52/17,887.14 = 8,404.62/x
3. Step 3: Cross multiply
   11,906.52x = 17,887.14 × 8,404.62
4. Step 4: Simplify right side
   11,906.52x = 150,334,614.59
5. Step 5: Solve for x
   x = 150,334,614.59/11,906.52
6. Step 6: Final answer
   x = 12,626.24