Finding the Third Proportional to 522,056 and 1,139,986

Step by Step Solution

1. Step 1: Write the proportion equation
   522,056 : 1,139,986 = 1,139,986 : x
2. Step 2: Convert to fraction form
   522,056/1,139,986 = 1,139,986/x
3. Step 3: Cross multiply
   522,056x = 1,139,986 × 1,139,986
4. Step 4: Simplify right side
   522,056x = 1,299,568,080,196
5. Step 5: Solve for x
   x = 1,299,568,080,196/522,056
6. Step 6: Final answer
   x = 2,489,326.97