Finding the Third Proportional to 2,640,526 and 5,775,644

Step by Step Solution

1. Step 1: Write the proportion equation
   2,640,526 : 5,775,644 = 5,775,644 : x
2. Step 2: Convert to fraction form
   2,640,526/5,775,644 = 5,775,644/x
3. Step 3: Cross multiply
   2,640,526x = 5,775,644 × 5,775,644
4. Step 4: Simplify right side
   2,640,526x = 33,358,063,614,736
5. Step 5: Solve for x
   x = 33,358,063,614,736/2,640,526
6. Step 6: Final answer
   x = 12,633,113.11