Finding the Third Proportional to 120.38 and 263.25

Step by Step Solution

1. Step 1: Write the proportion equation
   120.38 : 263.25 = 263.25 : x
2. Step 2: Convert to fraction form
   120.38/263.25 = 263.25/x
3. Step 3: Cross multiply
   120.38x = 263.25 × 263.25
4. Step 4: Simplify right side
   120.38x = 69,300.56
5. Step 5: Solve for x
   x = 69,300.56/120.38
6. Step 6: Final answer
   x = 575.71