Finding the Fourth Proportional to 80,651.25, 111,298.73 and 45,323.25

Step by Step Solution

1. Step 1: Write the proportion equation
   80,651.25 : 111,298.73 = 45,323.25 : x
2. Step 2: Convert to fraction form
   80,651.25/111,298.73 = 45,323.25/x
3. Step 3: Cross multiply
   80,651.25x = 111,298.73 × 45,323.25
4. Step 4: Simplify right side
   80,651.25x = 5,044,419,937.86
5. Step 5: Solve for x
   x = 5,044,419,937.86/80,651.25
6. Step 6: Final answer
   x = 62,546.09