Finding the Fourth Proportional to 42,002.24, 57,962.40 and 23,141.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,002.24 : 57,962.40 = 23,141.12 : x
2. Step 2: Convert to fraction form
   42,002.24/57,962.40 = 23,141.12/x
3. Step 3: Cross multiply
   42,002.24x = 57,962.40 × 23,141.12
4. Step 4: Simplify right side
   42,002.24x = 1,341,314,853.89
5. Step 5: Solve for x
   x = 1,341,314,853.89/42,002.24
6. Step 6: Final answer
   x = 31,934.36