Finding the Third Proportional to 717,514 and 1,509,384

Step by Step Solution

1. Step 1: Write the proportion equation
   717,514 : 1,509,384 = 1,509,384 : x
2. Step 2: Convert to fraction form
   717,514/1,509,384 = 1,509,384/x
3. Step 3: Cross multiply
   717,514x = 1,509,384 × 1,509,384
4. Step 4: Simplify right side
   717,514x = 2,278,240,059,456
5. Step 5: Solve for x
   x = 2,278,240,059,456/717,514
6. Step 6: Final answer
   x = 3,175,185.51