Finding the Third Proportional to 601.38 and 1,320.89

Step by Step Solution

1. Step 1: Write the proportion equation
   601.38 : 1,320.89 = 1,320.89 : x
2. Step 2: Convert to fraction form
   601.38/1,320.89 = 1,320.89/x
3. Step 3: Cross multiply
   601.38x = 1,320.89 × 1,320.89
4. Step 4: Simplify right side
   601.38x = 1,744,752.04
5. Step 5: Solve for x
   x = 1,744,752.04/601.38
6. Step 6: Final answer
   x = 2,901.23