Finding the Third Proportional to 227,124 and 308,586.38

Step by Step Solution

1. Step 1: Write the proportion equation
   227,124 : 308,586.38 = 308,586.38 : x
2. Step 2: Convert to fraction form
   227,124/308,586.38 = 308,586.38/x
3. Step 3: Cross multiply
   227,124x = 308,586.38 × 308,586.38
4. Step 4: Simplify right side
   227,124x = 95,225,550,835.64
5. Step 5: Solve for x
   x = 95,225,550,835.64/227,124
6. Step 6: Final answer
   x = 419,266.79