Finding the Third Proportional to 709,340 and 1,061,508

Step by Step Solution

1. Step 1: Write the proportion equation
   709,340 : 1,061,508 = 1,061,508 : x
2. Step 2: Convert to fraction form
   709,340/1,061,508 = 1,061,508/x
3. Step 3: Cross multiply
   709,340x = 1,061,508 × 1,061,508
4. Step 4: Simplify right side
   709,340x = 1,126,799,234,064
5. Step 5: Solve for x
   x = 1,126,799,234,064/709,340
6. Step 6: Final answer
   x = 1,588,517.83