Finding the Fourth Proportional to 16,775.52, 23,150.74 and 9,222.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,775.52 : 23,150.74 = 9,222.43 : x
2. Step 2: Convert to fraction form
   16,775.52/23,150.74 = 9,222.43/x
3. Step 3: Cross multiply
   16,775.52x = 23,150.74 × 9,222.43
4. Step 4: Simplify right side
   16,775.52x = 213,506,079.10
5. Step 5: Solve for x
   x = 213,506,079.10/16,775.52
6. Step 6: Final answer
   x = 12,727.24