Finding the Third Proportional to 2,558,802.66 and 5,629,363.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,802.66 : 5,629,363.31 = 5,629,363.31 : x
2. Step 2: Convert to fraction form
   2,558,802.66/5,629,363.31 = 5,629,363.31/x
3. Step 3: Cross multiply
   2,558,802.66x = 5,629,363.31 × 5,629,363.31
4. Step 4: Simplify right side
   2,558,802.66x = 31,689,731,304,120.97
5. Step 5: Solve for x
   x = 31,689,731,304,120.97/2,558,802.66
6. Step 6: Final answer
   x = 12,384,593.72