Finding the Third Proportional to 159,415.50 and 336,825

Step by Step Solution

1. Step 1: Write the proportion equation
   159,415.50 : 336,825 = 336,825 : x
2. Step 2: Convert to fraction form
   159,415.50/336,825 = 336,825/x
3. Step 3: Cross multiply
   159,415.50x = 336,825 × 336,825
4. Step 4: Simplify right side
   159,415.50x = 113,451,080,625
5. Step 5: Solve for x
   x = 113,451,080,625/159,415.50
6. Step 6: Final answer
   x = 711,669.07