Finding the Third Proportional to 864,292 and 1,308,366

Step by Step Solution

1. Step 1: Write the proportion equation
   864,292 : 1,308,366 = 1,308,366 : x
2. Step 2: Convert to fraction form
   864,292/1,308,366 = 1,308,366/x
3. Step 3: Cross multiply
   864,292x = 1,308,366 × 1,308,366
4. Step 4: Simplify right side
   864,292x = 1,711,821,589,956
5. Step 5: Solve for x
   x = 1,711,821,589,956/864,292
6. Step 6: Final answer
   x = 1,980,605.62