Finding the Fourth Proportional to 42,161.73, 58,184.28 and 23,042.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,161.73 : 58,184.28 = 23,042.31 : x
2. Step 2: Convert to fraction form
   42,161.73/58,184.28 = 23,042.31/x
3. Step 3: Cross multiply
   42,161.73x = 58,184.28 × 23,042.31
4. Step 4: Simplify right side
   42,161.73x = 1,340,700,216.89
5. Step 5: Solve for x
   x = 1,340,700,216.89/42,161.73
6. Step 6: Final answer
   x = 31,798.98