Finding the Third Proportional to 647,393.25 and 980,085

Step by Step Solution

1. Step 1: Write the proportion equation
   647,393.25 : 980,085 = 980,085 : x
2. Step 2: Convert to fraction form
   647,393.25/980,085 = 980,085/x
3. Step 3: Cross multiply
   647,393.25x = 980,085 × 980,085
4. Step 4: Simplify right side
   647,393.25x = 960,566,607,225
5. Step 5: Solve for x
   x = 960,566,607,225/647,393.25
6. Step 6: Final answer
   x = 1,483,745.17