Finding the Third Proportional to 2,005,240 and 4,330,078

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,240 : 4,330,078 = 4,330,078 : x
2. Step 2: Convert to fraction form
   2,005,240/4,330,078 = 4,330,078/x
3. Step 3: Cross multiply
   2,005,240x = 4,330,078 × 4,330,078
4. Step 4: Simplify right side
   2,005,240x = 18,749,575,486,084
5. Step 5: Solve for x
   x = 18,749,575,486,084/2,005,240
6. Step 6: Final answer
   x = 9,350,289.98