Finding the Third Proportional to 750,556 and 1,105,980

Step by Step Solution

1. Step 1: Write the proportion equation
   750,556 : 1,105,980 = 1,105,980 : x
2. Step 2: Convert to fraction form
   750,556/1,105,980 = 1,105,980/x
3. Step 3: Cross multiply
   750,556x = 1,105,980 × 1,105,980
4. Step 4: Simplify right side
   750,556x = 1,223,191,760,400
5. Step 5: Solve for x
   x = 1,223,191,760,400/750,556
6. Step 6: Final answer
   x = 1,629,714.19