Finding the Fourth Proportional to 72,694.48, 108,909.88 and 33,284.56

Step by Step Solution

1. Step 1: Write the proportion equation
   72,694.48 : 108,909.88 = 33,284.56 : x
2. Step 2: Convert to fraction form
   72,694.48/108,909.88 = 33,284.56/x
3. Step 3: Cross multiply
   72,694.48x = 108,909.88 × 33,284.56
4. Step 4: Simplify right side
   72,694.48x = 3,625,017,435.45
5. Step 5: Solve for x
   x = 3,625,017,435.45/72,694.48
6. Step 6: Final answer
   x = 49,866.47