Finding the Third Proportional to 688,330 and 1,491,052

Step by Step Solution

1. Step 1: Write the proportion equation
   688,330 : 1,491,052 = 1,491,052 : x
2. Step 2: Convert to fraction form
   688,330/1,491,052 = 1,491,052/x
3. Step 3: Cross multiply
   688,330x = 1,491,052 × 1,491,052
4. Step 4: Simplify right side
   688,330x = 2,223,236,066,704
5. Step 5: Solve for x
   x = 2,223,236,066,704/688,330
6. Step 6: Final answer
   x = 3,229,898.55