Finding the Third Proportional to 250,012.13 and 397,162.69

Step by Step Solution

1. Step 1: Write the proportion equation
   250,012.13 : 397,162.69 = 397,162.69 : x
2. Step 2: Convert to fraction form
   250,012.13/397,162.69 = 397,162.69/x
3. Step 3: Cross multiply
   250,012.13x = 397,162.69 × 397,162.69
4. Step 4: Simplify right side
   250,012.13x = 157,738,200,342.22
5. Step 5: Solve for x
   x = 157,738,200,342.22/250,012.13
6. Step 6: Final answer
   x = 630,922.20