Finding the Fourth Proportional to 64,282.08, 88,698.69 and 40,391.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,282.08 : 88,698.69 = 40,391.82 : x
2. Step 2: Convert to fraction form
   64,282.08/88,698.69 = 40,391.82/x
3. Step 3: Cross multiply
   64,282.08x = 88,698.69 × 40,391.82
4. Step 4: Simplify right side
   64,282.08x = 3,582,701,520.72
5. Step 5: Solve for x
   x = 3,582,701,520.72/64,282.08
6. Step 6: Final answer
   x = 55,734.06