Finding the Third Proportional to 543,356 and 1,187,676

Step by Step Solution

1. Step 1: Write the proportion equation
   543,356 : 1,187,676 = 1,187,676 : x
2. Step 2: Convert to fraction form
   543,356/1,187,676 = 1,187,676/x
3. Step 3: Cross multiply
   543,356x = 1,187,676 × 1,187,676
4. Step 4: Simplify right side
   543,356x = 1,410,574,280,976
5. Step 5: Solve for x
   x = 1,410,574,280,976/543,356
6. Step 6: Final answer
   x = 2,596,040.68