Finding the Third Proportional to 972,228 and 1,521,666

Step by Step Solution

1. Step 1: Write the proportion equation
   972,228 : 1,521,666 = 1,521,666 : x
2. Step 2: Convert to fraction form
   972,228/1,521,666 = 1,521,666/x
3. Step 3: Cross multiply
   972,228x = 1,521,666 × 1,521,666
4. Step 4: Simplify right side
   972,228x = 2,315,467,415,556
5. Step 5: Solve for x
   x = 2,315,467,415,556/972,228
6. Step 6: Final answer
   x = 2,381,609.47