Finding the Fourth Proportional to 42,004.94, 57,966.96 and 23,142.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,004.94 : 57,966.96 = 23,142.02 : x
2. Step 2: Convert to fraction form
   42,004.94/57,966.96 = 23,142.02/x
3. Step 3: Cross multiply
   42,004.94x = 57,966.96 × 23,142.02
4. Step 4: Simplify right side
   42,004.94x = 1,341,472,547.66
5. Step 5: Solve for x
   x = 1,341,472,547.66/42,004.94
6. Step 6: Final answer
   x = 31,936.07