Finding the Fourth Proportional to 113,582.62, 156,738.40 and 65,851.48

Step by Step Solution

1. Step 1: Write the proportion equation
   113,582.62 : 156,738.40 = 65,851.48 : x
2. Step 2: Convert to fraction form
   113,582.62/156,738.40 = 65,851.48/x
3. Step 3: Cross multiply
   113,582.62x = 156,738.40 × 65,851.48
4. Step 4: Simplify right side
   113,582.62x = 10,321,455,612.83
5. Step 5: Solve for x
   x = 10,321,455,612.83/113,582.62
6. Step 6: Final answer
   x = 90,871.79