Finding the Third Proportional to 556,986 and 1,177,468

Step by Step Solution

1. Step 1: Write the proportion equation
   556,986 : 1,177,468 = 1,177,468 : x
2. Step 2: Convert to fraction form
   556,986/1,177,468 = 1,177,468/x
3. Step 3: Cross multiply
   556,986x = 1,177,468 × 1,177,468
4. Step 4: Simplify right side
   556,986x = 1,386,430,891,024
5. Step 5: Solve for x
   x = 1,386,430,891,024/556,986
6. Step 6: Final answer
   x = 2,489,166.50