Finding the Third Proportional to 669,330 and 1,435,716

Step by Step Solution

1. Step 1: Write the proportion equation
   669,330 : 1,435,716 = 1,435,716 : x
2. Step 2: Convert to fraction form
   669,330/1,435,716 = 1,435,716/x
3. Step 3: Cross multiply
   669,330x = 1,435,716 × 1,435,716
4. Step 4: Simplify right side
   669,330x = 2,061,280,432,656
5. Step 5: Solve for x
   x = 2,061,280,432,656/669,330
6. Step 6: Final answer
   x = 3,079,617.58