Finding the Fourth Proportional to 14,091.50, 19,446.22 and 8,123.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,091.50 : 19,446.22 = 8,123.12 : x
2. Step 2: Convert to fraction form
   14,091.50/19,446.22 = 8,123.12/x
3. Step 3: Cross multiply
   14,091.50x = 19,446.22 × 8,123.12
4. Step 4: Simplify right side
   14,091.50x = 157,963,978.61
5. Step 5: Solve for x
   x = 157,963,978.61/14,091.50
6. Step 6: Final answer
   x = 11,209.88