Finding the Third Proportional to 57,468 and 123,360

Step by Step Solution

1. Step 1: Write the proportion equation
   57,468 : 123,360 = 123,360 : x
2. Step 2: Convert to fraction form
   57,468/123,360 = 123,360/x
3. Step 3: Cross multiply
   57,468x = 123,360 × 123,360
4. Step 4: Simplify right side
   57,468x = 15,217,689,600
5. Step 5: Solve for x
   x = 15,217,689,600/57,468
6. Step 6: Final answer
   x = 264,802.84