Finding the Third Proportional to 158,932 and 336,818

Step by Step Solution

1. Step 1: Write the proportion equation
   158,932 : 336,818 = 336,818 : x
2. Step 2: Convert to fraction form
   158,932/336,818 = 336,818/x
3. Step 3: Cross multiply
   158,932x = 336,818 × 336,818
4. Step 4: Simplify right side
   158,932x = 113,446,365,124
5. Step 5: Solve for x
   x = 113,446,365,124/158,932
6. Step 6: Final answer
   x = 713,804.43