Finding the Third Proportional to 4,072,974 and 8,043,132

Step by Step Solution

1. Step 1: Write the proportion equation
   4,072,974 : 8,043,132 = 8,043,132 : x
2. Step 2: Convert to fraction form
   4,072,974/8,043,132 = 8,043,132/x
3. Step 3: Cross multiply
   4,072,974x = 8,043,132 × 8,043,132
4. Step 4: Simplify right side
   4,072,974x = 64,691,972,369,424
5. Step 5: Solve for x
   x = 64,691,972,369,424/4,072,974
6. Step 6: Final answer
   x = 15,883,227.43