Finding the Third Proportional to 647,371.50 and 980,055

Step by Step Solution

1. Step 1: Write the proportion equation
   647,371.50 : 980,055 = 980,055 : x
2. Step 2: Convert to fraction form
   647,371.50/980,055 = 980,055/x
3. Step 3: Cross multiply
   647,371.50x = 980,055 × 980,055
4. Step 4: Simplify right side
   647,371.50x = 960,507,803,025
5. Step 5: Solve for x
   x = 960,507,803,025/647,371.50
6. Step 6: Final answer
   x = 1,483,704.18