Finding the Third Proportional to 574,908 and 1,209,406

Step by Step Solution

1. Step 1: Write the proportion equation
   574,908 : 1,209,406 = 1,209,406 : x
2. Step 2: Convert to fraction form
   574,908/1,209,406 = 1,209,406/x
3. Step 3: Cross multiply
   574,908x = 1,209,406 × 1,209,406
4. Step 4: Simplify right side
   574,908x = 1,462,662,872,836
5. Step 5: Solve for x
   x = 1,462,662,872,836/574,908
6. Step 6: Final answer
   x = 2,544,168.58