Finding the Fourth Proportional to 61.48, 91.56 and 59.35

Step by Step Solution

1. Step 1: Write the proportion equation
   61.48 : 91.56 = 59.35 : x
2. Step 2: Convert to fraction form
   61.48/91.56 = 59.35/x
3. Step 3: Cross multiply
   61.48x = 91.56 × 59.35
4. Step 4: Simplify right side
   61.48x = 5,434.09
5. Step 5: Solve for x
   x = 5,434.09/61.48
6. Step 6: Final answer
   x = 88.39