Finding the Third Proportional to 717,468 and 1,509,294

Step by Step Solution

1. Step 1: Write the proportion equation
   717,468 : 1,509,294 = 1,509,294 : x
2. Step 2: Convert to fraction form
   717,468/1,509,294 = 1,509,294/x
3. Step 3: Cross multiply
   717,468x = 1,509,294 × 1,509,294
4. Step 4: Simplify right side
   717,468x = 2,277,968,378,436
5. Step 5: Solve for x
   x = 2,277,968,378,436/717,468
6. Step 6: Final answer
   x = 3,175,010.42