Finding the Third Proportional to 714,112.50 and 979,215

Step by Step Solution

1. Step 1: Write the proportion equation
   714,112.50 : 979,215 = 979,215 : x
2. Step 2: Convert to fraction form
   714,112.50/979,215 = 979,215/x
3. Step 3: Cross multiply
   714,112.50x = 979,215 × 979,215
4. Step 4: Simplify right side
   714,112.50x = 958,862,016,225
5. Step 5: Solve for x
   x = 958,862,016,225/714,112.50
6. Step 6: Final answer
   x = 1,342,732.44