Finding the Fourth Proportional to 88.01, 132.14 and 42.45

Step by Step Solution

1. Step 1: Write the proportion equation
   88.01 : 132.14 = 42.45 : x
2. Step 2: Convert to fraction form
   88.01/132.14 = 42.45/x
3. Step 3: Cross multiply
   88.01x = 132.14 × 42.45
4. Step 4: Simplify right side
   88.01x = 5,609.34
5. Step 5: Solve for x
   x = 5,609.34/88.01
6. Step 6: Final answer
   x = 63.74