Finding the Third Proportional to 1,822,732 and 3,988,580

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822,732 : 3,988,580 = 3,988,580 : x
2. Step 2: Convert to fraction form
   1,822,732/3,988,580 = 3,988,580/x
3. Step 3: Cross multiply
   1,822,732x = 3,988,580 × 3,988,580
4. Step 4: Simplify right side
   1,822,732x = 15,908,770,416,400
5. Step 5: Solve for x
   x = 15,908,770,416,400/1,822,732
6. Step 6: Final answer
   x = 8,727,981.08