Finding the Fourth Proportional to 85,498.24, 117,987 and 47,260.36

Step by Step Solution

1. Step 1: Write the proportion equation
   85,498.24 : 117,987 = 47,260.36 : x
2. Step 2: Convert to fraction form
   85,498.24/117,987 = 47,260.36/x
3. Step 3: Cross multiply
   85,498.24x = 117,987 × 47,260.36
4. Step 4: Simplify right side
   85,498.24x = 5,576,108,095.32
5. Step 5: Solve for x
   x = 5,576,108,095.32/85,498.24
6. Step 6: Final answer
   x = 65,218.98