Finding the Third Proportional to 1,691,676 and 3,663,814

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,676 : 3,663,814 = 3,663,814 : x
2. Step 2: Convert to fraction form
   1,691,676/3,663,814 = 3,663,814/x
3. Step 3: Cross multiply
   1,691,676x = 3,663,814 × 3,663,814
4. Step 4: Simplify right side
   1,691,676x = 13,423,533,026,596
5. Step 5: Solve for x
   x = 13,423,533,026,596/1,691,676
6. Step 6: Final answer
   x = 7,935,049.64