Finding the Third Proportional to 2,595,666 and 5,590,698

Step by Step Solution

1. Step 1: Write the proportion equation
   2,595,666 : 5,590,698 = 5,590,698 : x
2. Step 2: Convert to fraction form
   2,595,666/5,590,698 = 5,590,698/x
3. Step 3: Cross multiply
   2,595,666x = 5,590,698 × 5,590,698
4. Step 4: Simplify right side
   2,595,666x = 31,255,904,127,204
5. Step 5: Solve for x
   x = 31,255,904,127,204/2,595,666
6. Step 6: Final answer
   x = 12,041,573.96