Finding the Third Proportional to 3,772,057 and 7,718,427

Step by Step Solution

1. Step 1: Write the proportion equation
   3,772,057 : 7,718,427 = 7,718,427 : x
2. Step 2: Convert to fraction form
   3,772,057/7,718,427 = 7,718,427/x
3. Step 3: Cross multiply
   3,772,057x = 7,718,427 × 7,718,427
4. Step 4: Simplify right side
   3,772,057x = 59,574,115,354,329
5. Step 5: Solve for x
   x = 59,574,115,354,329/3,772,057
6. Step 6: Final answer
   x = 15,793,535.29