Finding the Fourth Proportional to 72,085.99, 108,152.11 and 34,648.77

Step by Step Solution

1. Step 1: Write the proportion equation
   72,085.99 : 108,152.11 = 34,648.77 : x
2. Step 2: Convert to fraction form
   72,085.99/108,152.11 = 34,648.77/x
3. Step 3: Cross multiply
   72,085.99x = 108,152.11 × 34,648.77
4. Step 4: Simplify right side
   72,085.99x = 3,747,337,584.40
5. Step 5: Solve for x
   x = 3,747,337,584.40/72,085.99
6. Step 6: Final answer
   x = 51,984.27