Finding the Fourth Proportional to 16,008.37, 22,088.91 and 8,934.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,008.37 : 22,088.91 = 8,934.78 : x
2. Step 2: Convert to fraction form
   16,008.37/22,088.91 = 8,934.78/x
3. Step 3: Cross multiply
   16,008.37x = 22,088.91 × 8,934.78
4. Step 4: Simplify right side
   16,008.37x = 197,359,551.29
5. Step 5: Solve for x
   x = 197,359,551.29/16,008.37
6. Step 6: Final answer
   x = 12,328.52