Finding the Third Proportional to 1,232,340 and 1,648,359

Step by Step Solution

1. Step 1: Write the proportion equation
   1,232,340 : 1,648,359 = 1,648,359 : x
2. Step 2: Convert to fraction form
   1,232,340/1,648,359 = 1,648,359/x
3. Step 3: Cross multiply
   1,232,340x = 1,648,359 × 1,648,359
4. Step 4: Simplify right side
   1,232,340x = 2,717,087,392,881
5. Step 5: Solve for x
   x = 2,717,087,392,881/1,232,340
6. Step 6: Final answer
   x = 2,204,819.61