Finding the Third Proportional to 156,214.50 and 336,162

Step by Step Solution

1. Step 1: Write the proportion equation
   156,214.50 : 336,162 = 336,162 : x
2. Step 2: Convert to fraction form
   156,214.50/336,162 = 336,162/x
3. Step 3: Cross multiply
   156,214.50x = 336,162 × 336,162
4. Step 4: Simplify right side
   156,214.50x = 113,004,890,244
5. Step 5: Solve for x
   x = 113,004,890,244/156,214.50
6. Step 6: Final answer
   x = 723,395.65