Finding the Third Proportional to 520,873 and 1,105,695

Step by Step Solution

1. Step 1: Write the proportion equation
   520,873 : 1,105,695 = 1,105,695 : x
2. Step 2: Convert to fraction form
   520,873/1,105,695 = 1,105,695/x
3. Step 3: Cross multiply
   520,873x = 1,105,695 × 1,105,695
4. Step 4: Simplify right side
   520,873x = 1,222,561,433,025
5. Step 5: Solve for x
   x = 1,222,561,433,025/520,873
6. Step 6: Final answer
   x = 2,347,139.19