Finding the Fourth Proportional to 16,598.88, 22,906.56 and 9,146.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,598.88 : 22,906.56 = 9,146.88 : x
2. Step 2: Convert to fraction form
   16,598.88/22,906.56 = 9,146.88/x
3. Step 3: Cross multiply
   16,598.88x = 22,906.56 × 9,146.88
4. Step 4: Simplify right side
   16,598.88x = 209,523,555.53
5. Step 5: Solve for x
   x = 209,523,555.53/16,598.88
6. Step 6: Final answer
   x = 12,622.75