Finding the Third Proportional to 483,840 and 752,256

Step by Step Solution

1. Step 1: Write the proportion equation
   483,840 : 752,256 = 752,256 : x
2. Step 2: Convert to fraction form
   483,840/752,256 = 752,256/x
3. Step 3: Cross multiply
   483,840x = 752,256 × 752,256
4. Step 4: Simplify right side
   483,840x = 565,889,089,536
5. Step 5: Solve for x
   x = 565,889,089,536/483,840
6. Step 6: Final answer
   x = 1,169,578.97