Finding the Third Proportional to 714,854 and 1,111,485

Step by Step Solution

1. Step 1: Write the proportion equation
   714,854 : 1,111,485 = 1,111,485 : x
2. Step 2: Convert to fraction form
   714,854/1,111,485 = 1,111,485/x
3. Step 3: Cross multiply
   714,854x = 1,111,485 × 1,111,485
4. Step 4: Simplify right side
   714,854x = 1,235,398,905,225
5. Step 5: Solve for x
   x = 1,235,398,905,225/714,854
6. Step 6: Final answer
   x = 1,728,183.52