Finding the Fourth Proportional to 42,002.75, 57,963.80 and 23,141.09

Step by Step Solution

1. Step 1: Write the proportion equation
   42,002.75 : 57,963.80 = 23,141.09 : x
2. Step 2: Convert to fraction form
   42,002.75/57,963.80 = 23,141.09/x
3. Step 3: Cross multiply
   42,002.75x = 57,963.80 × 23,141.09
4. Step 4: Simplify right side
   42,002.75x = 1,341,345,512.54
5. Step 5: Solve for x
   x = 1,341,345,512.54/42,002.75
6. Step 6: Final answer
   x = 31,934.71