Finding the Fourth Proportional to 16,294.16, 22,485.76 and 9,124.14

Step by Step Solution

1. Step 1: Write the proportion equation
   16,294.16 : 22,485.76 = 9,124.14 : x
2. Step 2: Convert to fraction form
   16,294.16/22,485.76 = 9,124.14/x
3. Step 3: Cross multiply
   16,294.16x = 22,485.76 × 9,124.14
4. Step 4: Simplify right side
   16,294.16x = 205,163,222.25
5. Step 5: Solve for x
   x = 205,163,222.25/16,294.16
6. Step 6: Final answer
   x = 12,591.21