Finding the Third Proportional to 361,328 and 786,996

Step by Step Solution

1. Step 1: Write the proportion equation
   361,328 : 786,996 = 786,996 : x
2. Step 2: Convert to fraction form
   361,328/786,996 = 786,996/x
3. Step 3: Cross multiply
   361,328x = 786,996 × 786,996
4. Step 4: Simplify right side
   361,328x = 619,362,704,016
5. Step 5: Solve for x
   x = 619,362,704,016/361,328
6. Step 6: Final answer
   x = 1,714,128.73