Finding the Third Proportional to 147,748.50 and 326,601

Step by Step Solution

1. Step 1: Write the proportion equation
   147,748.50 : 326,601 = 326,601 : x
2. Step 2: Convert to fraction form
   147,748.50/326,601 = 326,601/x
3. Step 3: Cross multiply
   147,748.50x = 326,601 × 326,601
4. Step 4: Simplify right side
   147,748.50x = 106,668,213,201
5. Step 5: Solve for x
   x = 106,668,213,201/147,748.50
6. Step 6: Final answer
   x = 721,958.01