Finding the Fourth Proportional to 80,862.10, 111,589.83 and 45,053.37

Step by Step Solution

1. Step 1: Write the proportion equation
   80,862.10 : 111,589.83 = 45,053.37 : x
2. Step 2: Convert to fraction form
   80,862.10/111,589.83 = 45,053.37/x
3. Step 3: Cross multiply
   80,862.10x = 111,589.83 × 45,053.37
4. Step 4: Simplify right side
   80,862.10x = 5,027,497,899.23
5. Step 5: Solve for x
   x = 5,027,497,899.23/80,862.10
6. Step 6: Final answer
   x = 62,173.73