Finding the Third Proportional to 1,587,486 and 3,483,288

Step by Step Solution

1. Step 1: Write the proportion equation
   1,587,486 : 3,483,288 = 3,483,288 : x
2. Step 2: Convert to fraction form
   1,587,486/3,483,288 = 3,483,288/x
3. Step 3: Cross multiply
   1,587,486x = 3,483,288 × 3,483,288
4. Step 4: Simplify right side
   1,587,486x = 12,133,295,290,944
5. Step 5: Solve for x
   x = 12,133,295,290,944/1,587,486
6. Step 6: Final answer
   x = 7,643,088.06