Finding the Fourth Proportional to 101,123.68, 151,562.55 and 71,550.04

Step by Step Solution

1. Step 1: Write the proportion equation
   101,123.68 : 151,562.55 = 71,550.04 : x
2. Step 2: Convert to fraction form
   101,123.68/151,562.55 = 71,550.04/x
3. Step 3: Cross multiply
   101,123.68x = 151,562.55 × 71,550.04
4. Step 4: Simplify right side
   101,123.68x = 10,844,306,515.00
5. Step 5: Solve for x
   x = 10,844,306,515.00/101,123.68
6. Step 6: Final answer
   x = 107,238.05