Finding the Fourth Proportional to 16,610.12, 22,922.54 and 9,056.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,610.12 : 22,922.54 = 9,056.72 : x
2. Step 2: Convert to fraction form
   16,610.12/22,922.54 = 9,056.72/x
3. Step 3: Cross multiply
   16,610.12x = 22,922.54 × 9,056.72
4. Step 4: Simplify right side
   16,610.12x = 207,603,026.47
5. Step 5: Solve for x
   x = 207,603,026.47/16,610.12
6. Step 6: Final answer
   x = 12,498.59