Finding the Third Proportional to 2,545,770 and 5,539,869

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,770 : 5,539,869 = 5,539,869 : x
2. Step 2: Convert to fraction form
   2,545,770/5,539,869 = 5,539,869/x
3. Step 3: Cross multiply
   2,545,770x = 5,539,869 × 5,539,869
4. Step 4: Simplify right side
   2,545,770x = 30,690,148,537,161
5. Step 5: Solve for x
   x = 30,690,148,537,161/2,545,770
6. Step 6: Final answer
   x = 12,055,350.07