Finding the Third Proportional to 79,428.75 and 154,866

Step by Step Solution

1. Step 1: Write the proportion equation
   79,428.75 : 154,866 = 154,866 : x
2. Step 2: Convert to fraction form
   79,428.75/154,866 = 154,866/x
3. Step 3: Cross multiply
   79,428.75x = 154,866 × 154,866
4. Step 4: Simplify right side
   79,428.75x = 23,983,477,956
5. Step 5: Solve for x
   x = 23,983,477,956/79,428.75
6. Step 6: Final answer
   x = 301,949.58