Finding the Fourth Proportional to 80,963.28, 111,739.37 and 46,518.71

Step by Step Solution

1. Step 1: Write the proportion equation
   80,963.28 : 111,739.37 = 46,518.71 : x
2. Step 2: Convert to fraction form
   80,963.28/111,739.37 = 46,518.71/x
3. Step 3: Cross multiply
   80,963.28x = 111,739.37 × 46,518.71
4. Step 4: Simplify right side
   80,963.28x = 5,197,970,557.32
5. Step 5: Solve for x
   x = 5,197,970,557.32/80,963.28
6. Step 6: Final answer
   x = 64,201.58