Finding the Third Proportional to 1,644,176 and 3,586,364

Step by Step Solution

1. Step 1: Write the proportion equation
   1,644,176 : 3,586,364 = 3,586,364 : x
2. Step 2: Convert to fraction form
   1,644,176/3,586,364 = 3,586,364/x
3. Step 3: Cross multiply
   1,644,176x = 3,586,364 × 3,586,364
4. Step 4: Simplify right side
   1,644,176x = 12,862,006,740,496
5. Step 5: Solve for x
   x = 12,862,006,740,496/1,644,176
6. Step 6: Final answer
   x = 7,822,767.60