Finding the Third Proportional to 1,827,587 and 3,960,260

Step by Step Solution

1. Step 1: Write the proportion equation
   1,827,587 : 3,960,260 = 3,960,260 : x
2. Step 2: Convert to fraction form
   1,827,587/3,960,260 = 3,960,260/x
3. Step 3: Cross multiply
   1,827,587x = 3,960,260 × 3,960,260
4. Step 4: Simplify right side
   1,827,587x = 15,683,659,267,600
5. Step 5: Solve for x
   x = 15,683,659,267,600/1,827,587
6. Step 6: Final answer
   x = 8,581,621.16