Finding the Fourth Proportional to 49,520.28, 68,391.90 and 33,631.32

Step by Step Solution

1. Step 1: Write the proportion equation
   49,520.28 : 68,391.90 = 33,631.32 : x
2. Step 2: Convert to fraction form
   49,520.28/68,391.90 = 33,631.32/x
3. Step 3: Cross multiply
   49,520.28x = 68,391.90 × 33,631.32
4. Step 4: Simplify right side
   49,520.28x = 2,300,109,874.31
5. Step 5: Solve for x
   x = 2,300,109,874.31/49,520.28
6. Step 6: Final answer
   x = 46,447.84