Finding the Third Proportional to 57,368 and 123,800

Step by Step Solution

1. Step 1: Write the proportion equation
   57,368 : 123,800 = 123,800 : x
2. Step 2: Convert to fraction form
   57,368/123,800 = 123,800/x
3. Step 3: Cross multiply
   57,368x = 123,800 × 123,800
4. Step 4: Simplify right side
   57,368x = 15,326,440,000
5. Step 5: Solve for x
   x = 15,326,440,000/57,368
6. Step 6: Final answer
   x = 267,160.09