Finding the Fourth Proportional to 49,826.29, 68,743.03 and 31,931.16

Step by Step Solution

1. Step 1: Write the proportion equation
   49,826.29 : 68,743.03 = 31,931.16 : x
2. Step 2: Convert to fraction form
   49,826.29/68,743.03 = 31,931.16/x
3. Step 3: Cross multiply
   49,826.29x = 68,743.03 × 31,931.16
4. Step 4: Simplify right side
   49,826.29x = 2,195,044,798.75
5. Step 5: Solve for x
   x = 2,195,044,798.75/49,826.29
6. Step 6: Final answer
   x = 44,053.95