Finding the Third Proportional to 3,556,228 and 7,668,224

Step by Step Solution

1. Step 1: Write the proportion equation
   3,556,228 : 7,668,224 = 7,668,224 : x
2. Step 2: Convert to fraction form
   3,556,228/7,668,224 = 7,668,224/x
3. Step 3: Cross multiply
   3,556,228x = 7,668,224 × 7,668,224
4. Step 4: Simplify right side
   3,556,228x = 58,801,659,314,176
5. Step 5: Solve for x
   x = 58,801,659,314,176/3,556,228
6. Step 6: Final answer
   x = 16,534,839.53