Finding the Fourth Proportional to 42,017.95, 57,982.03 and 23,155.07

Step by Step Solution

1. Step 1: Write the proportion equation
   42,017.95 : 57,982.03 = 23,155.07 : x
2. Step 2: Convert to fraction form
   42,017.95/57,982.03 = 23,155.07/x
3. Step 3: Cross multiply
   42,017.95x = 57,982.03 × 23,155.07
4. Step 4: Simplify right side
   42,017.95x = 1,342,577,963.39
5. Step 5: Solve for x
   x = 1,342,577,963.39/42,017.95
6. Step 6: Final answer
   x = 31,952.49