Finding the Third Proportional to 517,666 and 1,117,028

Step by Step Solution

1. Step 1: Write the proportion equation
   517,666 : 1,117,028 = 1,117,028 : x
2. Step 2: Convert to fraction form
   517,666/1,117,028 = 1,117,028/x
3. Step 3: Cross multiply
   517,666x = 1,117,028 × 1,117,028
4. Step 4: Simplify right side
   517,666x = 1,247,751,552,784
5. Step 5: Solve for x
   x = 1,247,751,552,784/517,666
6. Step 6: Final answer
   x = 2,410,340.94