Finding the Third Proportional to 60,718 and 123,842

Step by Step Solution

1. Step 1: Write the proportion equation
   60,718 : 123,842 = 123,842 : x
2. Step 2: Convert to fraction form
   60,718/123,842 = 123,842/x
3. Step 3: Cross multiply
   60,718x = 123,842 × 123,842
4. Step 4: Simplify right side
   60,718x = 15,336,840,964
5. Step 5: Solve for x
   x = 15,336,840,964/60,718
6. Step 6: Final answer
   x = 252,591.34