Finding the Third Proportional to 826,660.50 and 1,170,046.50

Step by Step Solution

1. Step 1: Write the proportion equation
   826,660.50 : 1,170,046.50 = 1,170,046.50 : x
2. Step 2: Convert to fraction form
   826,660.50/1,170,046.50 = 1,170,046.50/x
3. Step 3: Cross multiply
   826,660.50x = 1,170,046.50 × 1,170,046.50
4. Step 4: Simplify right side
   826,660.50x = 1,369,008,812,162.25
5. Step 5: Solve for x
   x = 1,369,008,812,162.25/826,660.50
6. Step 6: Final answer
   x = 1,656,071.40