Finding the Third Proportional to 2,885,816 and 4,485,912

Step by Step Solution

1. Step 1: Write the proportion equation
   2,885,816 : 4,485,912 = 4,485,912 : x
2. Step 2: Convert to fraction form
   2,885,816/4,485,912 = 4,485,912/x
3. Step 3: Cross multiply
   2,885,816x = 4,485,912 × 4,485,912
4. Step 4: Simplify right side
   2,885,816x = 20,123,406,471,744
5. Step 5: Solve for x
   x = 20,123,406,471,744/2,885,816
6. Step 6: Final answer
   x = 6,973,211.90