Finding the Third Proportional to 1,696,860 and 3,659,399

Step by Step Solution

1. Step 1: Write the proportion equation
   1,696,860 : 3,659,399 = 3,659,399 : x
2. Step 2: Convert to fraction form
   1,696,860/3,659,399 = 3,659,399/x
3. Step 3: Cross multiply
   1,696,860x = 3,659,399 × 3,659,399
4. Step 4: Simplify right side
   1,696,860x = 13,391,201,041,201
5. Step 5: Solve for x
   x = 13,391,201,041,201/1,696,860
6. Step 6: Final answer
   x = 7,891,753.62