Finding the Third Proportional to 57,460 and 124,144

Step by Step Solution

1. Step 1: Write the proportion equation
   57,460 : 124,144 = 124,144 : x
2. Step 2: Convert to fraction form
   57,460/124,144 = 124,144/x
3. Step 3: Cross multiply
   57,460x = 124,144 × 124,144
4. Step 4: Simplify right side
   57,460x = 15,411,732,736
5. Step 5: Solve for x
   x = 15,411,732,736/57,460
6. Step 6: Final answer
   x = 268,216.72