Finding the Third Proportional to 558,233 and 1,210,986

Step by Step Solution

1. Step 1: Write the proportion equation
   558,233 : 1,210,986 = 1,210,986 : x
2. Step 2: Convert to fraction form
   558,233/1,210,986 = 1,210,986/x
3. Step 3: Cross multiply
   558,233x = 1,210,986 × 1,210,986
4. Step 4: Simplify right side
   558,233x = 1,466,487,092,196
5. Step 5: Solve for x
   x = 1,466,487,092,196/558,233
6. Step 6: Final answer
   x = 2,627,016.12