Finding the Fourth Proportional to 80,839.31, 111,558.24 and 46,867.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,839.31 : 111,558.24 = 46,867.50 : x
2. Step 2: Convert to fraction form
   80,839.31/111,558.24 = 46,867.50/x
3. Step 3: Cross multiply
   80,839.31x = 111,558.24 × 46,867.50
4. Step 4: Simplify right side
   80,839.31x = 5,228,455,813.20
5. Step 5: Solve for x
   x = 5,228,455,813.20/80,839.31
6. Step 6: Final answer
   x = 64,677.15