Finding the Third Proportional to 199,074 and 308,250

Step by Step Solution

1. Step 1: Write the proportion equation
   199,074 : 308,250 = 308,250 : x
2. Step 2: Convert to fraction form
   199,074/308,250 = 308,250/x
3. Step 3: Cross multiply
   199,074x = 308,250 × 308,250
4. Step 4: Simplify right side
   199,074x = 95,018,062,500
5. Step 5: Solve for x
   x = 95,018,062,500/199,074
6. Step 6: Final answer
   x = 477,300.21