Finding the Third Proportional to 520,866 and 1,105,706

Step by Step Solution

1. Step 1: Write the proportion equation
   520,866 : 1,105,706 = 1,105,706 : x
2. Step 2: Convert to fraction form
   520,866/1,105,706 = 1,105,706/x
3. Step 3: Cross multiply
   520,866x = 1,105,706 × 1,105,706
4. Step 4: Simplify right side
   520,866x = 1,222,585,758,436
5. Step 5: Solve for x
   x = 1,222,585,758,436/520,866
6. Step 6: Final answer
   x = 2,347,217.44