Finding the Fourth Proportional to 16,123.90, 22,255.62 and 9,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,123.90 : 22,255.62 = 9,750.50 : x
2. Step 2: Convert to fraction form
   16,123.90/22,255.62 = 9,750.50/x
3. Step 3: Cross multiply
   16,123.90x = 22,255.62 × 9,750.50
4. Step 4: Simplify right side
   16,123.90x = 217,003,422.81
5. Step 5: Solve for x
   x = 217,003,422.81/16,123.90
6. Step 6: Final answer
   x = 13,458.49