Finding the Third Proportional to 465,144 and 1,004,640

Step by Step Solution

1. Step 1: Write the proportion equation
   465,144 : 1,004,640 = 1,004,640 : x
2. Step 2: Convert to fraction form
   465,144/1,004,640 = 1,004,640/x
3. Step 3: Cross multiply
   465,144x = 1,004,640 × 1,004,640
4. Step 4: Simplify right side
   465,144x = 1,009,301,529,600
5. Step 5: Solve for x
   x = 1,009,301,529,600/465,144
6. Step 6: Final answer
   x = 2,169,868.96