Finding the Fourth Proportional to 80,570.06, 111,189.59 and 46,589.21

Step by Step Solution

1. Step 1: Write the proportion equation
   80,570.06 : 111,189.59 = 46,589.21 : x
2. Step 2: Convert to fraction form
   80,570.06/111,189.59 = 46,589.21/x
3. Step 3: Cross multiply
   80,570.06x = 111,189.59 × 46,589.21
4. Step 4: Simplify right side
   80,570.06x = 5,180,235,158.32
5. Step 5: Solve for x
   x = 5,180,235,158.32/80,570.06
6. Step 6: Final answer
   x = 64,294.79