Finding the Third Proportional to 867,808 and 1,777,892

Step by Step Solution

1. Step 1: Write the proportion equation
   867,808 : 1,777,892 = 1,777,892 : x
2. Step 2: Convert to fraction form
   867,808/1,777,892 = 1,777,892/x
3. Step 3: Cross multiply
   867,808x = 1,777,892 × 1,777,892
4. Step 4: Simplify right side
   867,808x = 3,160,899,963,664
5. Step 5: Solve for x
   x = 3,160,899,963,664/867,808
6. Step 6: Final answer
   x = 3,642,395.51