Finding the Third Proportional to 1,683,720 and 3,693,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683,720 : 3,693,408 = 3,693,408 : x
2. Step 2: Convert to fraction form
   1,683,720/3,693,408 = 3,693,408/x
3. Step 3: Cross multiply
   1,683,720x = 3,693,408 × 3,693,408
4. Step 4: Simplify right side
   1,683,720x = 13,641,262,654,464
5. Step 5: Solve for x
   x = 13,641,262,654,464/1,683,720
6. Step 6: Final answer
   x = 8,101,859.37