Finding the Fourth Proportional to 16,502.50, 22,773.64 and 9,050.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,502.50 : 22,773.64 = 9,050.50 : x
2. Step 2: Convert to fraction form
   16,502.50/22,773.64 = 9,050.50/x
3. Step 3: Cross multiply
   16,502.50x = 22,773.64 × 9,050.50
4. Step 4: Simplify right side
   16,502.50x = 206,112,714.95
5. Step 5: Solve for x
   x = 206,112,714.95/16,502.50
6. Step 6: Final answer
   x = 12,489.79