Finding the Third Proportional to 3,645,496 and 7,977,544

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645,496 : 7,977,544 = 7,977,544 : x
2. Step 2: Convert to fraction form
   3,645,496/7,977,544 = 7,977,544/x
3. Step 3: Cross multiply
   3,645,496x = 7,977,544 × 7,977,544
4. Step 4: Simplify right side
   3,645,496x = 63,641,208,271,936
5. Step 5: Solve for x
   x = 63,641,208,271,936/3,645,496
6. Step 6: Final answer
   x = 17,457,489.54