Finding the Third Proportional to 327,751.50 and 715,080

Step by Step Solution

1. Step 1: Write the proportion equation
   327,751.50 : 715,080 = 715,080 : x
2. Step 2: Convert to fraction form
   327,751.50/715,080 = 715,080/x
3. Step 3: Cross multiply
   327,751.50x = 715,080 × 715,080
4. Step 4: Simplify right side
   327,751.50x = 511,339,406,400
5. Step 5: Solve for x
   x = 511,339,406,400/327,751.50
6. Step 6: Final answer
   x = 1,560,143.60