Finding the Third Proportional to 868,136 and 1,802,800

Step by Step Solution

1. Step 1: Write the proportion equation
   868,136 : 1,802,800 = 1,802,800 : x
2. Step 2: Convert to fraction form
   868,136/1,802,800 = 1,802,800/x
3. Step 3: Cross multiply
   868,136x = 1,802,800 × 1,802,800
4. Step 4: Simplify right side
   868,136x = 3,250,087,840,000
5. Step 5: Solve for x
   x = 3,250,087,840,000/868,136
6. Step 6: Final answer
   x = 3,743,754.25