Finding the Third Proportional to 2,318,648 and 4,945,448

Step by Step Solution

1. Step 1: Write the proportion equation
   2,318,648 : 4,945,448 = 4,945,448 : x
2. Step 2: Convert to fraction form
   2,318,648/4,945,448 = 4,945,448/x
3. Step 3: Cross multiply
   2,318,648x = 4,945,448 × 4,945,448
4. Step 4: Simplify right side
   2,318,648x = 24,457,455,920,704
5. Step 5: Solve for x
   x = 24,457,455,920,704/2,318,648
6. Step 6: Final answer
   x = 10,548,153.89