Finding the Third Proportional to 647,242 and 970,862.50

Step by Step Solution

1. Step 1: Write the proportion equation
   647,242 : 970,862.50 = 970,862.50 : x
2. Step 2: Convert to fraction form
   647,242/970,862.50 = 970,862.50/x
3. Step 3: Cross multiply
   647,242x = 970,862.50 × 970,862.50
4. Step 4: Simplify right side
   647,242x = 942,573,993,906.25
5. Step 5: Solve for x
   x = 942,573,993,906.25/647,242
6. Step 6: Final answer
   x = 1,456,293.00