Finding the Third Proportional to 732,636 and 1,521,396

Step by Step Solution

1. Step 1: Write the proportion equation
   732,636 : 1,521,396 = 1,521,396 : x
2. Step 2: Convert to fraction form
   732,636/1,521,396 = 1,521,396/x
3. Step 3: Cross multiply
   732,636x = 1,521,396 × 1,521,396
4. Step 4: Simplify right side
   732,636x = 2,314,645,788,816
5. Step 5: Solve for x
   x = 2,314,645,788,816/732,636
6. Step 6: Final answer
   x = 3,159,339.41