Finding the Fourth Proportional to 80,839.76, 111,559.01 and 46,854.72

Step by Step Solution

1. Step 1: Write the proportion equation
   80,839.76 : 111,559.01 = 46,854.72 : x
2. Step 2: Convert to fraction form
   80,839.76/111,559.01 = 46,854.72/x
3. Step 3: Cross multiply
   80,839.76x = 111,559.01 × 46,854.72
4. Step 4: Simplify right side
   80,839.76x = 5,227,065,942.75
5. Step 5: Solve for x
   x = 5,227,065,942.75/80,839.76
6. Step 6: Final answer
   x = 64,659.60