Finding the Third Proportional to 647,364 and 980,041.50

Step by Step Solution

1. Step 1: Write the proportion equation
   647,364 : 980,041.50 = 980,041.50 : x
2. Step 2: Convert to fraction form
   647,364/980,041.50 = 980,041.50/x
3. Step 3: Cross multiply
   647,364x = 980,041.50 × 980,041.50
4. Step 4: Simplify right side
   647,364x = 960,481,341,722.25
5. Step 5: Solve for x
   x = 960,481,341,722.25/647,364
6. Step 6: Final answer
   x = 1,483,680.50