Finding the Fourth Proportional to 49,578.57, 68,393.07 and 31,654.76

Step by Step Solution

1. Step 1: Write the proportion equation
   49,578.57 : 68,393.07 = 31,654.76 : x
2. Step 2: Convert to fraction form
   49,578.57/68,393.07 = 31,654.76/x
3. Step 3: Cross multiply
   49,578.57x = 68,393.07 × 31,654.76
4. Step 4: Simplify right side
   49,578.57x = 2,164,965,874.55
5. Step 5: Solve for x
   x = 2,164,965,874.55/49,578.57
6. Step 6: Final answer
   x = 43,667.37