Finding the Fourth Proportional to 67.74, 101.52 and 59.10

Step by Step Solution

1. Step 1: Write the proportion equation
   67.74 : 101.52 = 59.10 : x
2. Step 2: Convert to fraction form
   67.74/101.52 = 59.10/x
3. Step 3: Cross multiply
   67.74x = 101.52 × 59.10
4. Step 4: Simplify right side
   67.74x = 5,999.83
5. Step 5: Solve for x
   x = 5,999.83/67.74
6. Step 6: Final answer
   x = 88.57