Finding the Third Proportional to 107.32 and 253.89

Step by Step Solution

1. Step 1: Write the proportion equation
   107.32 : 253.89 = 253.89 : x
2. Step 2: Convert to fraction form
   107.32/253.89 = 253.89/x
3. Step 3: Cross multiply
   107.32x = 253.89 × 253.89
4. Step 4: Simplify right side
   107.32x = 64,458.28
5. Step 5: Solve for x
   x = 64,458.28/107.32
6. Step 6: Final answer
   x = 600.61