Finding the Third Proportional to 669,340.50 and 1,019,697

Step by Step Solution

1. Step 1: Write the proportion equation
   669,340.50 : 1,019,697 = 1,019,697 : x
2. Step 2: Convert to fraction form
   669,340.50/1,019,697 = 1,019,697/x
3. Step 3: Cross multiply
   669,340.50x = 1,019,697 × 1,019,697
4. Step 4: Simplify right side
   669,340.50x = 1,039,781,971,809
5. Step 5: Solve for x
   x = 1,039,781,971,809/669,340.50
6. Step 6: Final answer
   x = 1,553,442.49