Finding the Third Proportional to 361,152 and 483,162.75

Step by Step Solution

1. Step 1: Write the proportion equation
   361,152 : 483,162.75 = 483,162.75 : x
2. Step 2: Convert to fraction form
   361,152/483,162.75 = 483,162.75/x
3. Step 3: Cross multiply
   361,152x = 483,162.75 × 483,162.75
4. Step 4: Simplify right side
   361,152x = 233,446,242,987.56
5. Step 5: Solve for x
   x = 233,446,242,987.56/361,152
6. Step 6: Final answer
   x = 646,393.33