Finding the Third Proportional to 57,726 and 123,762

Step by Step Solution

1. Step 1: Write the proportion equation
   57,726 : 123,762 = 123,762 : x
2. Step 2: Convert to fraction form
   57,726/123,762 = 123,762/x
3. Step 3: Cross multiply
   57,726x = 123,762 × 123,762
4. Step 4: Simplify right side
   57,726x = 15,317,032,644
5. Step 5: Solve for x
   x = 15,317,032,644/57,726
6. Step 6: Final answer
   x = 265,340.27