Finding the Third Proportional to 327,748.50 and 715,074

Step by Step Solution

1. Step 1: Write the proportion equation
   327,748.50 : 715,074 = 715,074 : x
2. Step 2: Convert to fraction form
   327,748.50/715,074 = 715,074/x
3. Step 3: Cross multiply
   327,748.50x = 715,074 × 715,074
4. Step 4: Simplify right side
   327,748.50x = 511,330,825,476
5. Step 5: Solve for x
   x = 511,330,825,476/327,748.50
6. Step 6: Final answer
   x = 1,560,131.70