Finding the Third Proportional to 78,304 and 104,892

Step by Step Solution

1. Step 1: Write the proportion equation
   78,304 : 104,892 = 104,892 : x
2. Step 2: Convert to fraction form
   78,304/104,892 = 104,892/x
3. Step 3: Cross multiply
   78,304x = 104,892 × 104,892
4. Step 4: Simplify right side
   78,304x = 11,002,331,664
5. Step 5: Solve for x
   x = 11,002,331,664/78,304
6. Step 6: Final answer
   x = 140,507.91