Finding the Fourth Proportional to 72,687.06, 109,038.78 and 33,233.58

Step by Step Solution

1. Step 1: Write the proportion equation
   72,687.06 : 109,038.78 = 33,233.58 : x
2. Step 2: Convert to fraction form
   72,687.06/109,038.78 = 33,233.58/x
3. Step 3: Cross multiply
   72,687.06x = 109,038.78 × 33,233.58
4. Step 4: Simplify right side
   72,687.06x = 3,623,749,018.23
5. Step 5: Solve for x
   x = 3,623,749,018.23/72,687.06
6. Step 6: Final answer
   x = 49,854.11