Finding the Fourth Proportional to 108,002.74, 162,027.78 and 33,128.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,002.74 : 162,027.78 = 33,128.50 : x
2. Step 2: Convert to fraction form
   108,002.74/162,027.78 = 33,128.50/x
3. Step 3: Cross multiply
   108,002.74x = 162,027.78 × 33,128.50
4. Step 4: Simplify right side
   108,002.74x = 5,367,737,309.73
5. Step 5: Solve for x
   x = 5,367,737,309.73/108,002.74
6. Step 6: Final answer
   x = 49,700.01