Finding the Fourth Proportional to 80,426.52, 110,991.56 and 48,589.25

Step by Step Solution

1. Step 1: Write the proportion equation
   80,426.52 : 110,991.56 = 48,589.25 : x
2. Step 2: Convert to fraction form
   80,426.52/110,991.56 = 48,589.25/x
3. Step 3: Cross multiply
   80,426.52x = 110,991.56 × 48,589.25
4. Step 4: Simplify right side
   80,426.52x = 5,392,995,858.83
5. Step 5: Solve for x
   x = 5,392,995,858.83/80,426.52
6. Step 6: Final answer
   x = 67,054.94