Finding the Fourth Proportional to 42,022.29, 57,990.59 and 23,159.41

Step by Step Solution

1. Step 1: Write the proportion equation
   42,022.29 : 57,990.59 = 23,159.41 : x
2. Step 2: Convert to fraction form
   42,022.29/57,990.59 = 23,159.41/x
3. Step 3: Cross multiply
   42,022.29x = 57,990.59 × 23,159.41
4. Step 4: Simplify right side
   42,022.29x = 1,343,027,734.15
5. Step 5: Solve for x
   x = 1,343,027,734.15/42,022.29
6. Step 6: Final answer
   x = 31,959.89