Finding the Third Proportional to 56,697 and 123,597

Step by Step Solution

1. Step 1: Write the proportion equation
   56,697 : 123,597 = 123,597 : x
2. Step 2: Convert to fraction form
   56,697/123,597 = 123,597/x
3. Step 3: Cross multiply
   56,697x = 123,597 × 123,597
4. Step 4: Simplify right side
   56,697x = 15,276,218,409
5. Step 5: Solve for x
   x = 15,276,218,409/56,697
6. Step 6: Final answer
   x = 269,436.10