Finding the Fourth Proportional to 42,854.92, 59,139.78 and 23,992.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,854.92 : 59,139.78 = 23,992.12 : x
2. Step 2: Convert to fraction form
   42,854.92/59,139.78 = 23,992.12/x
3. Step 3: Cross multiply
   42,854.92x = 59,139.78 × 23,992.12
4. Step 4: Simplify right side
   42,854.92x = 1,418,888,698.53
5. Step 5: Solve for x
   x = 1,418,888,698.53/42,854.92
6. Step 6: Final answer
   x = 33,109.12