Finding the Fourth Proportional to 81,069.27, 111,862.24 and 45,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   81,069.27 : 111,862.24 = 45,253.50 : x
2. Step 2: Convert to fraction form
   81,069.27/111,862.24 = 45,253.50/x
3. Step 3: Cross multiply
   81,069.27x = 111,862.24 × 45,253.50
4. Step 4: Simplify right side
   81,069.27x = 5,062,157,877.84
5. Step 5: Solve for x
   x = 5,062,157,877.84/81,069.27
6. Step 6: Final answer
   x = 62,442.38