Finding the Third Proportional to 1,140,243 and 2,478,951

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,243 : 2,478,951 = 2,478,951 : x
2. Step 2: Convert to fraction form
   1,140,243/2,478,951 = 2,478,951/x
3. Step 3: Cross multiply
   1,140,243x = 2,478,951 × 2,478,951
4. Step 4: Simplify right side
   1,140,243x = 6,145,198,060,401
5. Step 5: Solve for x
   x = 6,145,198,060,401/1,140,243
6. Step 6: Final answer
   x = 5,389,375.83