Finding the Fourth Proportional to 72,320.34, 108,550.54 and 34,906.70

Step by Step Solution

1. Step 1: Write the proportion equation
   72,320.34 : 108,550.54 = 34,906.70 : x
2. Step 2: Convert to fraction form
   72,320.34/108,550.54 = 34,906.70/x
3. Step 3: Cross multiply
   72,320.34x = 108,550.54 × 34,906.70
4. Step 4: Simplify right side
   72,320.34x = 3,789,141,134.62
5. Step 5: Solve for x
   x = 3,789,141,134.62/72,320.34
6. Step 6: Final answer
   x = 52,393.85