Finding the Third Proportional to 517,426 and 1,131,036

Step by Step Solution

1. Step 1: Write the proportion equation
   517,426 : 1,131,036 = 1,131,036 : x
2. Step 2: Convert to fraction form
   517,426/1,131,036 = 1,131,036/x
3. Step 3: Cross multiply
   517,426x = 1,131,036 × 1,131,036
4. Step 4: Simplify right side
   517,426x = 1,279,242,433,296
5. Step 5: Solve for x
   x = 1,279,242,433,296/517,426
6. Step 6: Final answer
   x = 2,472,319.58