Finding the Third Proportional to 3,645,600 and 7,977,424

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645,600 : 7,977,424 = 7,977,424 : x
2. Step 2: Convert to fraction form
   3,645,600/7,977,424 = 7,977,424/x
3. Step 3: Cross multiply
   3,645,600x = 7,977,424 × 7,977,424
4. Step 4: Simplify right side
   3,645,600x = 63,639,293,675,776
5. Step 5: Solve for x
   x = 63,639,293,675,776/3,645,600
6. Step 6: Final answer
   x = 17,456,466.34