Finding the Third Proportional to 909,208 and 1,363,812

Step by Step Solution

1. Step 1: Write the proportion equation
   909,208 : 1,363,812 = 1,363,812 : x
2. Step 2: Convert to fraction form
   909,208/1,363,812 = 1,363,812/x
3. Step 3: Cross multiply
   909,208x = 1,363,812 × 1,363,812
4. Step 4: Simplify right side
   909,208x = 1,859,983,171,344
5. Step 5: Solve for x
   x = 1,859,983,171,344/909,208
6. Step 6: Final answer
   x = 2,045,718