Finding the Third Proportional to 722.67 and 1,510.52

Step by Step Solution

1. Step 1: Write the proportion equation
   722.67 : 1,510.52 = 1,510.52 : x
2. Step 2: Convert to fraction form
   722.67/1,510.52 = 1,510.52/x
3. Step 3: Cross multiply
   722.67x = 1,510.52 × 1,510.52
4. Step 4: Simplify right side
   722.67x = 2,281,681.06
5. Step 5: Solve for x
   x = 2,281,681.06/722.67
6. Step 6: Final answer
   x = 3,157.28