Finding the Third Proportional to 158,976 and 336,900

Step by Step Solution

1. Step 1: Write the proportion equation
   158,976 : 336,900 = 336,900 : x
2. Step 2: Convert to fraction form
   158,976/336,900 = 336,900/x
3. Step 3: Cross multiply
   158,976x = 336,900 × 336,900
4. Step 4: Simplify right side
   158,976x = 113,501,610,000
5. Step 5: Solve for x
   x = 113,501,610,000/158,976
6. Step 6: Final answer
   x = 713,954.37