Finding the Fourth Proportional to 72,877.76, 109,329.08 and 33,438.24

Step by Step Solution

1. Step 1: Write the proportion equation
   72,877.76 : 109,329.08 = 33,438.24 : x
2. Step 2: Convert to fraction form
   72,877.76/109,329.08 = 33,438.24/x
3. Step 3: Cross multiply
   72,877.76x = 109,329.08 × 33,438.24
4. Step 4: Simplify right side
   72,877.76x = 3,655,772,016.02
5. Step 5: Solve for x
   x = 3,655,772,016.02/72,877.76
6. Step 6: Final answer
   x = 50,163.07