Finding the Third Proportional to 1,978,346 and 2,976,799

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,346 : 2,976,799 = 2,976,799 : x
2. Step 2: Convert to fraction form
   1,978,346/2,976,799 = 2,976,799/x
3. Step 3: Cross multiply
   1,978,346x = 2,976,799 × 2,976,799
4. Step 4: Simplify right side
   1,978,346x = 8,861,332,286,401
5. Step 5: Solve for x
   x = 8,861,332,286,401/1,978,346
6. Step 6: Final answer
   x = 4,479,162.03