Finding the Fourth Proportional to 42,058.80, 58,040.37 and 22,938.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,058.80 : 58,040.37 = 22,938.72 : x
2. Step 2: Convert to fraction form
   42,058.80/58,040.37 = 22,938.72/x
3. Step 3: Cross multiply
   42,058.80x = 58,040.37 × 22,938.72
4. Step 4: Simplify right side
   42,058.80x = 1,331,371,796.13
5. Step 5: Solve for x
   x = 1,331,371,796.13/42,058.80
6. Step 6: Final answer
   x = 31,655.01