Finding the Fourth Proportional to 42,149.14, 58,160.56 and 26,238.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,149.14 : 58,160.56 = 26,238.72 : x
2. Step 2: Convert to fraction form
   42,149.14/58,160.56 = 26,238.72/x
3. Step 3: Cross multiply
   42,149.14x = 58,160.56 × 26,238.72
4. Step 4: Simplify right side
   42,149.14x = 1,526,058,648.88
5. Step 5: Solve for x
   x = 1,526,058,648.88/42,149.14
6. Step 6: Final answer
   x = 36,206.16