Finding the Fourth Proportional to 108,311.49, 162,496.22 and 33,428.61

Step by Step Solution

1. Step 1: Write the proportion equation
   108,311.49 : 162,496.22 = 33,428.61 : x
2. Step 2: Convert to fraction form
   108,311.49/162,496.22 = 33,428.61/x
3. Step 3: Cross multiply
   108,311.49x = 162,496.22 × 33,428.61
4. Step 4: Simplify right side
   108,311.49x = 5,432,022,597.71
5. Step 5: Solve for x
   x = 5,432,022,597.71/108,311.49
6. Step 6: Final answer
   x = 50,151.86