Finding the Third Proportional to 527,921 and 849,986

Step by Step Solution

1. Step 1: Write the proportion equation
   527,921 : 849,986 = 849,986 : x
2. Step 2: Convert to fraction form
   527,921/849,986 = 849,986/x
3. Step 3: Cross multiply
   527,921x = 849,986 × 849,986
4. Step 4: Simplify right side
   527,921x = 722,476,200,196
5. Step 5: Solve for x
   x = 722,476,200,196/527,921
6. Step 6: Final answer
   x = 1,368,530.90