Finding the Third Proportional to 1,918,514 and 4,144,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,514 : 4,144,416 = 4,144,416 : x
2. Step 2: Convert to fraction form
   1,918,514/4,144,416 = 4,144,416/x
3. Step 3: Cross multiply
   1,918,514x = 4,144,416 × 4,144,416
4. Step 4: Simplify right side
   1,918,514x = 17,176,183,981,056
5. Step 5: Solve for x
   x = 17,176,183,981,056/1,918,514
6. Step 6: Final answer
   x = 8,952,858.30