Finding the Fourth Proportional to 85,498.92, 117,959.63 and 49,659.46

Step by Step Solution

1. Step 1: Write the proportion equation
   85,498.92 : 117,959.63 = 49,659.46 : x
2. Step 2: Convert to fraction form
   85,498.92/117,959.63 = 49,659.46/x
3. Step 3: Cross multiply
   85,498.92x = 117,959.63 × 49,659.46
4. Step 4: Simplify right side
   85,498.92x = 5,857,810,984.40
5. Step 5: Solve for x
   x = 5,857,810,984.40/85,498.92
6. Step 6: Final answer
   x = 68,513.27