Finding the Fourth Proportional to 49,596.38, 68,417.59 and 31,672.49

Step by Step Solution

1. Step 1: Write the proportion equation
   49,596.38 : 68,417.59 = 31,672.49 : x
2. Step 2: Convert to fraction form
   49,596.38/68,417.59 = 31,672.49/x
3. Step 3: Cross multiply
   49,596.38x = 68,417.59 × 31,672.49
4. Step 4: Simplify right side
   49,596.38x = 2,166,955,435.10
5. Step 5: Solve for x
   x = 2,166,955,435.10/49,596.38
6. Step 6: Final answer
   x = 43,691.81