Finding the Fourth Proportional to 60,676.79, 83,694.88 and 40,258.41

Step by Step Solution

1. Step 1: Write the proportion equation
   60,676.79 : 83,694.88 = 40,258.41 : x
2. Step 2: Convert to fraction form
   60,676.79/83,694.88 = 40,258.41/x
3. Step 3: Cross multiply
   60,676.79x = 83,694.88 × 40,258.41
4. Step 4: Simplify right side
   60,676.79x = 3,369,423,103.82
5. Step 5: Solve for x
   x = 3,369,423,103.82/60,676.79
6. Step 6: Final answer
   x = 55,530.67