Finding the Third Proportional to 574,904 and 1,209,397

Step by Step Solution

1. Step 1: Write the proportion equation
   574,904 : 1,209,397 = 1,209,397 : x
2. Step 2: Convert to fraction form
   574,904/1,209,397 = 1,209,397/x
3. Step 3: Cross multiply
   574,904x = 1,209,397 × 1,209,397
4. Step 4: Simplify right side
   574,904x = 1,462,641,103,609
5. Step 5: Solve for x
   x = 1,462,641,103,609/574,904
6. Step 6: Final answer
   x = 2,544,148.42