Finding the Third Proportional to 326,662.88 and 494,914.50

Step by Step Solution

1. Step 1: Write the proportion equation
   326,662.88 : 494,914.50 = 494,914.50 : x
2. Step 2: Convert to fraction form
   326,662.88/494,914.50 = 494,914.50/x
3. Step 3: Cross multiply
   326,662.88x = 494,914.50 × 494,914.50
4. Step 4: Simplify right side
   326,662.88x = 244,940,362,310.25
5. Step 5: Solve for x
   x = 244,940,362,310.25/326,662.88
6. Step 6: Final answer
   x = 749,826.14