Finding the Fourth Proportional to 81,426.69, 112,367.52 and 45,616.47

Step by Step Solution

1. Step 1: Write the proportion equation
   81,426.69 : 112,367.52 = 45,616.47 : x
2. Step 2: Convert to fraction form
   81,426.69/112,367.52 = 45,616.47/x
3. Step 3: Cross multiply
   81,426.69x = 112,367.52 × 45,616.47
4. Step 4: Simplify right side
   81,426.69x = 5,125,809,605.05
5. Step 5: Solve for x
   x = 5,125,809,605.05/81,426.69
6. Step 6: Final answer
   x = 62,949.99