Finding the Third Proportional to 3,685,310 and 7,974,268

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685,310 : 7,974,268 = 7,974,268 : x
2. Step 2: Convert to fraction form
   3,685,310/7,974,268 = 7,974,268/x
3. Step 3: Cross multiply
   3,685,310x = 7,974,268 × 7,974,268
4. Step 4: Simplify right side
   3,685,310x = 63,588,950,135,824
5. Step 5: Solve for x
   x = 63,588,950,135,824/3,685,310
6. Step 6: Final answer
   x = 17,254,708.60