Finding the Third Proportional to 2,661,684.75 and 5,771,799

Step by Step Solution

1. Step 1: Write the proportion equation
   2,661,684.75 : 5,771,799 = 5,771,799 : x
2. Step 2: Convert to fraction form
   2,661,684.75/5,771,799 = 5,771,799/x
3. Step 3: Cross multiply
   2,661,684.75x = 5,771,799 × 5,771,799
4. Step 4: Simplify right side
   2,661,684.75x = 33,313,663,696,401
5. Step 5: Solve for x
   x = 33,313,663,696,401/2,661,684.75
6. Step 6: Final answer
   x = 12,516,006.52