Finding the Third Proportional to 2,240,449 and 4,916,354

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240,449 : 4,916,354 = 4,916,354 : x
2. Step 2: Convert to fraction form
   2,240,449/4,916,354 = 4,916,354/x
3. Step 3: Cross multiply
   2,240,449x = 4,916,354 × 4,916,354
4. Step 4: Simplify right side
   2,240,449x = 24,170,536,653,316
5. Step 5: Solve for x
   x = 24,170,536,653,316/2,240,449
6. Step 6: Final answer
   x = 10,788,255.68