Finding the Fourth Proportional to 61.16, 90.99 and 59.27

Step by Step Solution

1. Step 1: Write the proportion equation
   61.16 : 90.99 = 59.27 : x
2. Step 2: Convert to fraction form
   61.16/90.99 = 59.27/x
3. Step 3: Cross multiply
   61.16x = 90.99 × 59.27
4. Step 4: Simplify right side
   61.16x = 5,392.52
5. Step 5: Solve for x
   x = 5,392.52/61.16
6. Step 6: Final answer
   x = 88.18