Finding the Third Proportional to 56,330 and 123,674

Step by Step Solution

1. Step 1: Write the proportion equation
   56,330 : 123,674 = 123,674 : x
2. Step 2: Convert to fraction form
   56,330/123,674 = 123,674/x
3. Step 3: Cross multiply
   56,330x = 123,674 × 123,674
4. Step 4: Simplify right side
   56,330x = 15,295,258,276
5. Step 5: Solve for x
   x = 15,295,258,276/56,330
6. Step 6: Final answer
   x = 271,529.53