Finding the Fourth Proportional to 101,329.57, 151,912.29 and 42,209.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,329.57 : 151,912.29 = 42,209.50 : x
2. Step 2: Convert to fraction form
   101,329.57/151,912.29 = 42,209.50/x
3. Step 3: Cross multiply
   101,329.57x = 151,912.29 × 42,209.50
4. Step 4: Simplify right side
   101,329.57x = 6,412,141,045.19
5. Step 5: Solve for x
   x = 6,412,141,045.19/101,329.57
6. Step 6: Final answer
   x = 63,280.06