Finding the Fourth Proportional to 42,017.57, 57,983.97 and 23,154.71

Step by Step Solution

1. Step 1: Write the proportion equation
   42,017.57 : 57,983.97 = 23,154.71 : x
2. Step 2: Convert to fraction form
   42,017.57/57,983.97 = 23,154.71/x
3. Step 3: Cross multiply
   42,017.57x = 57,983.97 × 23,154.71
4. Step 4: Simplify right side
   42,017.57x = 1,342,602,010.00
5. Step 5: Solve for x
   x = 1,342,602,010.00/42,017.57
6. Step 6: Final answer
   x = 31,953.35