Finding the Fourth Proportional to 42,791.94, 59,038.38 and 25,789.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,791.94 : 59,038.38 = 25,789.86 : x
2. Step 2: Convert to fraction form
   42,791.94/59,038.38 = 25,789.86/x
3. Step 3: Cross multiply
   42,791.94x = 59,038.38 × 25,789.86
4. Step 4: Simplify right side
   42,791.94x = 1,522,591,554.83
5. Step 5: Solve for x
   x = 1,522,591,554.83/42,791.94
6. Step 6: Final answer
   x = 35,581.27