Finding the Third Proportional to 1,143,616 and 2,486,430

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,616 : 2,486,430 = 2,486,430 : x
2. Step 2: Convert to fraction form
   1,143,616/2,486,430 = 2,486,430/x
3. Step 3: Cross multiply
   1,143,616x = 2,486,430 × 2,486,430
4. Step 4: Simplify right side
   1,143,616x = 6,182,334,144,900
5. Step 5: Solve for x
   x = 6,182,334,144,900/1,143,616
6. Step 6: Final answer
   x = 5,405,952.82