Finding the Third Proportional to 922,605 and 1,298,664

Step by Step Solution

1. Step 1: Write the proportion equation
   922,605 : 1,298,664 = 1,298,664 : x
2. Step 2: Convert to fraction form
   922,605/1,298,664 = 1,298,664/x
3. Step 3: Cross multiply
   922,605x = 1,298,664 × 1,298,664
4. Step 4: Simplify right side
   922,605x = 1,686,528,184,896
5. Step 5: Solve for x
   x = 1,686,528,184,896/922,605
6. Step 6: Final answer
   x = 1,828,006.77