Finding the Third Proportional to 543,778 and 1,166,314

Step by Step Solution

1. Step 1: Write the proportion equation
   543,778 : 1,166,314 = 1,166,314 : x
2. Step 2: Convert to fraction form
   543,778/1,166,314 = 1,166,314/x
3. Step 3: Cross multiply
   543,778x = 1,166,314 × 1,166,314
4. Step 4: Simplify right side
   543,778x = 1,360,288,346,596
5. Step 5: Solve for x
   x = 1,360,288,346,596/543,778
6. Step 6: Final answer
   x = 2,501,550.90