Finding the Fourth Proportional to 72,209.42, 108,367.34 and 34,258.83

Step by Step Solution

1. Step 1: Write the proportion equation
   72,209.42 : 108,367.34 = 34,258.83 : x
2. Step 2: Convert to fraction form
   72,209.42/108,367.34 = 34,258.83/x
3. Step 3: Cross multiply
   72,209.42x = 108,367.34 × 34,258.83
4. Step 4: Simplify right side
   72,209.42x = 3,712,538,107.32
5. Step 5: Solve for x
   x = 3,712,538,107.32/72,209.42
6. Step 6: Final answer
   x = 51,413.49