Finding the Third Proportional to 619,766.25 and 957,678

Step by Step Solution

1. Step 1: Write the proportion equation
   619,766.25 : 957,678 = 957,678 : x
2. Step 2: Convert to fraction form
   619,766.25/957,678 = 957,678/x
3. Step 3: Cross multiply
   619,766.25x = 957,678 × 957,678
4. Step 4: Simplify right side
   619,766.25x = 917,147,151,684
5. Step 5: Solve for x
   x = 917,147,151,684/619,766.25
6. Step 6: Final answer
   x = 1,479,827.52