Finding the Third Proportional to 623,654 and 1,004,385

Step by Step Solution

1. Step 1: Write the proportion equation
   623,654 : 1,004,385 = 1,004,385 : x
2. Step 2: Convert to fraction form
   623,654/1,004,385 = 1,004,385/x
3. Step 3: Cross multiply
   623,654x = 1,004,385 × 1,004,385
4. Step 4: Simplify right side
   623,654x = 1,008,789,228,225
5. Step 5: Solve for x
   x = 1,008,789,228,225/623,654
6. Step 6: Final answer
   x = 1,617,546.31