Finding the Third Proportional to 1,269,586 and 1,722,310

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269,586 : 1,722,310 = 1,722,310 : x
2. Step 2: Convert to fraction form
   1,269,586/1,722,310 = 1,722,310/x
3. Step 3: Cross multiply
   1,269,586x = 1,722,310 × 1,722,310
4. Step 4: Simplify right side
   1,269,586x = 2,966,351,736,100
5. Step 5: Solve for x
   x = 2,966,351,736,100/1,269,586
6. Step 6: Final answer
   x = 2,336,471.68