Finding the Third Proportional to 57,545 and 123,086

Step by Step Solution

1. Step 1: Write the proportion equation
   57,545 : 123,086 = 123,086 : x
2. Step 2: Convert to fraction form
   57,545/123,086 = 123,086/x
3. Step 3: Cross multiply
   57,545x = 123,086 × 123,086
4. Step 4: Simplify right side
   57,545x = 15,150,163,396
5. Step 5: Solve for x
   x = 15,150,163,396/57,545
6. Step 6: Final answer
   x = 263,275.06