Finding the Third Proportional to 1,664,236 and 3,581,282

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664,236 : 3,581,282 = 3,581,282 : x
2. Step 2: Convert to fraction form
   1,664,236/3,581,282 = 3,581,282/x
3. Step 3: Cross multiply
   1,664,236x = 3,581,282 × 3,581,282
4. Step 4: Simplify right side
   1,664,236x = 12,825,580,763,524
5. Step 5: Solve for x
   x = 12,825,580,763,524/1,664,236
6. Step 6: Final answer
   x = 7,706,587.75