Finding the Fourth Proportional to 42.98, 59.31 and 26.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42.98 : 59.31 = 26.62 : x
2. Step 2: Convert to fraction form
   42.98/59.31 = 26.62/x
3. Step 3: Cross multiply
   42.98x = 59.31 × 26.62
4. Step 4: Simplify right side
   42.98x = 1,578.83
5. Step 5: Solve for x
   x = 1,578.83/42.98
6. Step 6: Final answer
   x = 36.73