Finding the Third Proportional to 520,864 and 1,105,702

Step by Step Solution

1. Step 1: Write the proportion equation
   520,864 : 1,105,702 = 1,105,702 : x
2. Step 2: Convert to fraction form
   520,864/1,105,702 = 1,105,702/x
3. Step 3: Cross multiply
   520,864x = 1,105,702 × 1,105,702
4. Step 4: Simplify right side
   520,864x = 1,222,576,912,804
5. Step 5: Solve for x
   x = 1,222,576,912,804/520,864
6. Step 6: Final answer
   x = 2,347,209.47