Finding the Fourth Proportional to 49,258.74, 67,964.55 and 30,131.55

Step by Step Solution

1. Step 1: Write the proportion equation
   49,258.74 : 67,964.55 = 30,131.55 : x
2. Step 2: Convert to fraction form
   49,258.74/67,964.55 = 30,131.55/x
3. Step 3: Cross multiply
   49,258.74x = 67,964.55 × 30,131.55
4. Step 4: Simplify right side
   49,258.74x = 2,047,877,236.55
5. Step 5: Solve for x
   x = 2,047,877,236.55/49,258.74
6. Step 6: Final answer
   x = 41,573.89