Finding the Third Proportional to 1,691,625 and 3,663,731

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,625 : 3,663,731 = 3,663,731 : x
2. Step 2: Convert to fraction form
   1,691,625/3,663,731 = 3,663,731/x
3. Step 3: Cross multiply
   1,691,625x = 3,663,731 × 3,663,731
4. Step 4: Simplify right side
   1,691,625x = 13,422,924,840,361
5. Step 5: Solve for x
   x = 13,422,924,840,361/1,691,625
6. Step 6: Final answer
   x = 7,934,929.34