Finding the Fourth Proportional to 59.43, 81.98 and 34.87

Step by Step Solution

1. Step 1: Write the proportion equation
   59.43 : 81.98 = 34.87 : x
2. Step 2: Convert to fraction form
   59.43/81.98 = 34.87/x
3. Step 3: Cross multiply
   59.43x = 81.98 × 34.87
4. Step 4: Simplify right side
   59.43x = 2,858.83
5. Step 5: Solve for x
   x = 2,858.83/59.43
6. Step 6: Final answer
   x = 48.10