Finding the Third Proportional to 1,689,368 and 3,642,796

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,368 : 3,642,796 = 3,642,796 : x
2. Step 2: Convert to fraction form
   1,689,368/3,642,796 = 3,642,796/x
3. Step 3: Cross multiply
   1,689,368x = 3,642,796 × 3,642,796
4. Step 4: Simplify right side
   1,689,368x = 13,269,962,697,616
5. Step 5: Solve for x
   x = 13,269,962,697,616/1,689,368
6. Step 6: Final answer
   x = 7,854,986.42