Finding the Third Proportional to 2,781,345 and 5,775,858

Step by Step Solution

1. Step 1: Write the proportion equation
   2,781,345 : 5,775,858 = 5,775,858 : x
2. Step 2: Convert to fraction form
   2,781,345/5,775,858 = 5,775,858/x
3. Step 3: Cross multiply
   2,781,345x = 5,775,858 × 5,775,858
4. Step 4: Simplify right side
   2,781,345x = 33,360,535,636,164
5. Step 5: Solve for x
   x = 33,360,535,636,164/2,781,345
6. Step 6: Final answer
   x = 11,994,389.63