Finding the Third Proportional to 2,988,840 and 4,669,908

Step by Step Solution

1. Step 1: Write the proportion equation
   2,988,840 : 4,669,908 = 4,669,908 : x
2. Step 2: Convert to fraction form
   2,988,840/4,669,908 = 4,669,908/x
3. Step 3: Cross multiply
   2,988,840x = 4,669,908 × 4,669,908
4. Step 4: Simplify right side
   2,988,840x = 21,808,040,728,464
5. Step 5: Solve for x
   x = 21,808,040,728,464/2,988,840
6. Step 6: Final answer
   x = 7,296,489.85