Finding the Fourth Proportional to 72,085.23, 108,150.98 and 34,648.02

Step by Step Solution

1. Step 1: Write the proportion equation
   72,085.23 : 108,150.98 = 34,648.02 : x
2. Step 2: Convert to fraction form
   72,085.23/108,150.98 = 34,648.02/x
3. Step 3: Cross multiply
   72,085.23x = 108,150.98 × 34,648.02
4. Step 4: Simplify right side
   72,085.23x = 3,747,217,404.68
5. Step 5: Solve for x
   x = 3,747,217,404.68/72,085.23
6. Step 6: Final answer
   x = 51,983.15