Finding the Fourth Proportional to 14,123.43, 19,490.27 and 7,750.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,123.43 : 19,490.27 = 7,750.12 : x
2. Step 2: Convert to fraction form
   14,123.43/19,490.27 = 7,750.12/x
3. Step 3: Cross multiply
   14,123.43x = 19,490.27 × 7,750.12
4. Step 4: Simplify right side
   14,123.43x = 151,052,015.19
5. Step 5: Solve for x
   x = 151,052,015.19/14,123.43
6. Step 6: Final answer
   x = 10,695.14