Finding the Third Proportional to 647,355.75 and 980,029.69

Step by Step Solution

1. Step 1: Write the proportion equation
   647,355.75 : 980,029.69 = 980,029.69 : x
2. Step 2: Convert to fraction form
   647,355.75/980,029.69 = 980,029.69/x
3. Step 3: Cross multiply
   647,355.75x = 980,029.69 × 980,029.69
4. Step 4: Simplify right side
   647,355.75x = 960,458,188,381.35
5. Step 5: Solve for x
   x = 960,458,188,381.35/647,355.75
6. Step 6: Final answer
   x = 1,483,663.64