Finding the Fourth Proportional to 42,022.10, 57,990.15 and 23,159.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,022.10 : 57,990.15 = 23,159.24 : x
2. Step 2: Convert to fraction form
   42,022.10/57,990.15 = 23,159.24/x
3. Step 3: Cross multiply
   42,022.10x = 57,990.15 × 23,159.24
4. Step 4: Simplify right side
   42,022.10x = 1,343,007,801.49
5. Step 5: Solve for x
   x = 1,343,007,801.49/42,022.10
6. Step 6: Final answer
   x = 31,959.56