Finding the Third Proportional to 56,694 and 123,324

Step by Step Solution

1. Step 1: Write the proportion equation
   56,694 : 123,324 = 123,324 : x
2. Step 2: Convert to fraction form
   56,694/123,324 = 123,324/x
3. Step 3: Cross multiply
   56,694x = 123,324 × 123,324
4. Step 4: Simplify right side
   56,694x = 15,208,808,976
5. Step 5: Solve for x
   x = 15,208,808,976/56,694
6. Step 6: Final answer
   x = 268,261.35