Finding the Fourth Proportional to 59.71, 89.49 and 46.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59.71 : 89.49 = 46.12 : x
2. Step 2: Convert to fraction form
   59.71/89.49 = 46.12/x
3. Step 3: Cross multiply
   59.71x = 89.49 × 46.12
4. Step 4: Simplify right side
   59.71x = 4,127.28
5. Step 5: Solve for x
   x = 4,127.28/59.71
6. Step 6: Final answer
   x = 69.12