Finding the Third Proportional to 552,256 and 1,191,649

Step by Step Solution

1. Step 1: Write the proportion equation
   552,256 : 1,191,649 = 1,191,649 : x
2. Step 2: Convert to fraction form
   552,256/1,191,649 = 1,191,649/x
3. Step 3: Cross multiply
   552,256x = 1,191,649 × 1,191,649
4. Step 4: Simplify right side
   552,256x = 1,420,027,339,201
5. Step 5: Solve for x
   x = 1,420,027,339,201/552,256
6. Step 6: Final answer
   x = 2,571,320.80