Finding the Third Proportional to 2,973,072 and 4,389,624

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973,072 : 4,389,624 = 4,389,624 : x
2. Step 2: Convert to fraction form
   2,973,072/4,389,624 = 4,389,624/x
3. Step 3: Cross multiply
   2,973,072x = 4,389,624 × 4,389,624
4. Step 4: Simplify right side
   2,973,072x = 19,268,798,861,376
5. Step 5: Solve for x
   x = 19,268,798,861,376/2,973,072
6. Step 6: Final answer
   x = 6,481,107.37