Finding the Third Proportional to 676,068 and 1,039,260

Step by Step Solution

1. Step 1: Write the proportion equation
   676,068 : 1,039,260 = 1,039,260 : x
2. Step 2: Convert to fraction form
   676,068/1,039,260 = 1,039,260/x
3. Step 3: Cross multiply
   676,068x = 1,039,260 × 1,039,260
4. Step 4: Simplify right side
   676,068x = 1,080,061,347,600
5. Step 5: Solve for x
   x = 1,080,061,347,600/676,068
6. Step 6: Final answer
   x = 1,597,563.19