Finding the Third Proportional to 520,544 and 1,086,272

Step by Step Solution

1. Step 1: Write the proportion equation
   520,544 : 1,086,272 = 1,086,272 : x
2. Step 2: Convert to fraction form
   520,544/1,086,272 = 1,086,272/x
3. Step 3: Cross multiply
   520,544x = 1,086,272 × 1,086,272
4. Step 4: Simplify right side
   520,544x = 1,179,986,857,984
5. Step 5: Solve for x
   x = 1,179,986,857,984/520,544
6. Step 6: Final answer
   x = 2,266,834.04