Finding the Third Proportional to 827,168 and 1,247,664

Step by Step Solution

1. Step 1: Write the proportion equation
   827,168 : 1,247,664 = 1,247,664 : x
2. Step 2: Convert to fraction form
   827,168/1,247,664 = 1,247,664/x
3. Step 3: Cross multiply
   827,168x = 1,247,664 × 1,247,664
4. Step 4: Simplify right side
   827,168x = 1,556,665,456,896
5. Step 5: Solve for x
   x = 1,556,665,456,896/827,168
6. Step 6: Final answer
   x = 1,881,921.76