Finding the Third Proportional to 2,289,288 and 4,520,958

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289,288 : 4,520,958 = 4,520,958 : x
2. Step 2: Convert to fraction form
   2,289,288/4,520,958 = 4,520,958/x
3. Step 3: Cross multiply
   2,289,288x = 4,520,958 × 4,520,958
4. Step 4: Simplify right side
   2,289,288x = 20,439,061,237,764
5. Step 5: Solve for x
   x = 20,439,061,237,764/2,289,288
6. Step 6: Final answer
   x = 8,928,130.16