Finding the Fourth Proportional to 54,111.94, 81,169.33 and 25,642.22

Step by Step Solution

1. Step 1: Write the proportion equation
   54,111.94 : 81,169.33 = 25,642.22 : x
2. Step 2: Convert to fraction form
   54,111.94/81,169.33 = 25,642.22/x
3. Step 3: Cross multiply
   54,111.94x = 81,169.33 × 25,642.22
4. Step 4: Simplify right side
   54,111.94x = 2,081,361,347.16
5. Step 5: Solve for x
   x = 2,081,361,347.16/54,111.94
6. Step 6: Final answer
   x = 38,464.00