Finding the Third Proportional to 124,123 and 267,930

Step by Step Solution

1. Step 1: Write the proportion equation
   124,123 : 267,930 = 267,930 : x
2. Step 2: Convert to fraction form
   124,123/267,930 = 267,930/x
3. Step 3: Cross multiply
   124,123x = 267,930 × 267,930
4. Step 4: Simplify right side
   124,123x = 71,786,484,900
5. Step 5: Solve for x
   x = 71,786,484,900/124,123
6. Step 6: Final answer
   x = 578,349.58