Finding the Third Proportional to 669,358 and 1,019,724

Step by Step Solution

1. Step 1: Write the proportion equation
   669,358 : 1,019,724 = 1,019,724 : x
2. Step 2: Convert to fraction form
   669,358/1,019,724 = 1,019,724/x
3. Step 3: Cross multiply
   669,358x = 1,019,724 × 1,019,724
4. Step 4: Simplify right side
   669,358x = 1,039,837,036,176
5. Step 5: Solve for x
   x = 1,039,837,036,176/669,358
6. Step 6: Final answer
   x = 1,553,484.14