Finding the Third Proportional to 1,320,210 and 1,983,231

Step by Step Solution

1. Step 1: Write the proportion equation
   1,320,210 : 1,983,231 = 1,983,231 : x
2. Step 2: Convert to fraction form
   1,320,210/1,983,231 = 1,983,231/x
3. Step 3: Cross multiply
   1,320,210x = 1,983,231 × 1,983,231
4. Step 4: Simplify right side
   1,320,210x = 3,933,205,199,361
5. Step 5: Solve for x
   x = 3,933,205,199,361/1,320,210
6. Step 6: Final answer
   x = 2,979,226.94