Finding the Third Proportional to 676,209 and 1,046,508

Step by Step Solution

1. Step 1: Write the proportion equation
   676,209 : 1,046,508 = 1,046,508 : x
2. Step 2: Convert to fraction form
   676,209/1,046,508 = 1,046,508/x
3. Step 3: Cross multiply
   676,209x = 1,046,508 × 1,046,508
4. Step 4: Simplify right side
   676,209x = 1,095,178,994,064
5. Step 5: Solve for x
   x = 1,095,178,994,064/676,209
6. Step 6: Final answer
   x = 1,619,586.54