Finding the Fourth Proportional to 81,083.42, 111,894.06 and 45,274.04

Step by Step Solution

1. Step 1: Write the proportion equation
   81,083.42 : 111,894.06 = 45,274.04 : x
2. Step 2: Convert to fraction form
   81,083.42/111,894.06 = 45,274.04/x
3. Step 3: Cross multiply
   81,083.42x = 111,894.06 × 45,274.04
4. Step 4: Simplify right side
   81,083.42x = 5,065,896,148.20
5. Step 5: Solve for x
   x = 5,065,896,148.20/81,083.42
6. Step 6: Final answer
   x = 62,477.58