Finding the Third Proportional to 158,983 and 336,370

Step by Step Solution

1. Step 1: Write the proportion equation
   158,983 : 336,370 = 336,370 : x
2. Step 2: Convert to fraction form
   158,983/336,370 = 336,370/x
3. Step 3: Cross multiply
   158,983x = 336,370 × 336,370
4. Step 4: Simplify right side
   158,983x = 113,144,776,900
5. Step 5: Solve for x
   x = 113,144,776,900/158,983
6. Step 6: Final answer
   x = 711,678.46