Finding the Fourth Proportional to 100,572.59, 150,842.31 and 33,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   100,572.59 : 150,842.31 = 33,105.50 : x
2. Step 2: Convert to fraction form
   100,572.59/150,842.31 = 33,105.50/x
3. Step 3: Cross multiply
   100,572.59x = 150,842.31 × 33,105.50
4. Step 4: Simplify right side
   100,572.59x = 4,993,709,781.01
5. Step 5: Solve for x
   x = 4,993,709,781.01/100,572.59
6. Step 6: Final answer
   x = 49,652.79