Finding the Fourth Proportional to 16,132.86, 22,260.94 and 9,057.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,132.86 : 22,260.94 = 9,057.91 : x
2. Step 2: Convert to fraction form
   16,132.86/22,260.94 = 9,057.91/x
3. Step 3: Cross multiply
   16,132.86x = 22,260.94 × 9,057.91
4. Step 4: Simplify right side
   16,132.86x = 201,637,591.04
5. Step 5: Solve for x
   x = 201,637,591.04/16,132.86
6. Step 6: Final answer
   x = 12,498.56