Finding the Third Proportional to 124,856 and 275,160

Step by Step Solution

1. Step 1: Write the proportion equation
   124,856 : 275,160 = 275,160 : x
2. Step 2: Convert to fraction form
   124,856/275,160 = 275,160/x
3. Step 3: Cross multiply
   124,856x = 275,160 × 275,160
4. Step 4: Simplify right side
   124,856x = 75,713,025,600
5. Step 5: Solve for x
   x = 75,713,025,600/124,856
6. Step 6: Final answer
   x = 606,402.78