Finding the Fourth Proportional to 85,066.62, 117,392.02 and 49,258.56

Step by Step Solution

1. Step 1: Write the proportion equation
   85,066.62 : 117,392.02 = 49,258.56 : x
2. Step 2: Convert to fraction form
   85,066.62/117,392.02 = 49,258.56/x
3. Step 3: Cross multiply
   85,066.62x = 117,392.02 × 49,258.56
4. Step 4: Simplify right side
   85,066.62x = 5,782,561,860.69
5. Step 5: Solve for x
   x = 5,782,561,860.69/85,066.62
6. Step 6: Final answer
   x = 67,976.86