Finding the Fourth Proportional to 72,895.50, 109,350 and 33,446.88

Step by Step Solution

1. Step 1: Write the proportion equation
   72,895.50 : 109,350 = 33,446.88 : x
2. Step 2: Convert to fraction form
   72,895.50/109,350 = 33,446.88/x
3. Step 3: Cross multiply
   72,895.50x = 109,350 × 33,446.88
4. Step 4: Simplify right side
   72,895.50x = 3,657,416,328.00
5. Step 5: Solve for x
   x = 3,657,416,328.00/72,895.50
6. Step 6: Final answer
   x = 50,173.42