Finding the Third Proportional to 873,805 and 1,869,055

Step by Step Solution

1. Step 1: Write the proportion equation
   873,805 : 1,869,055 = 1,869,055 : x
2. Step 2: Convert to fraction form
   873,805/1,869,055 = 1,869,055/x
3. Step 3: Cross multiply
   873,805x = 1,869,055 × 1,869,055
4. Step 4: Simplify right side
   873,805x = 3,493,366,593,025
5. Step 5: Solve for x
   x = 3,493,366,593,025/873,805
6. Step 6: Final answer
   x = 3,997,878.92