Finding the Fourth Proportional to 85,392.10, 117,851.46 and 49,582.10

Step by Step Solution

1. Step 1: Write the proportion equation
   85,392.10 : 117,851.46 = 49,582.10 : x
2. Step 2: Convert to fraction form
   85,392.10/117,851.46 = 49,582.10/x
3. Step 3: Cross multiply
   85,392.10x = 117,851.46 × 49,582.10
4. Step 4: Simplify right side
   85,392.10x = 5,843,322,874.87
5. Step 5: Solve for x
   x = 5,843,322,874.87/85,392.10
6. Step 6: Final answer
   x = 68,429.31