Finding the Third Proportional to 2,573,800 and 5,489,592

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573,800 : 5,489,592 = 5,489,592 : x
2. Step 2: Convert to fraction form
   2,573,800/5,489,592 = 5,489,592/x
3. Step 3: Cross multiply
   2,573,800x = 5,489,592 × 5,489,592
4. Step 4: Simplify right side
   2,573,800x = 30,135,620,326,464
5. Step 5: Solve for x
   x = 30,135,620,326,464/2,573,800
6. Step 6: Final answer
   x = 11,708,609.96