Finding the Third Proportional to 548,740 and 1,173,548

Step by Step Solution

1. Step 1: Write the proportion equation
   548,740 : 1,173,548 = 1,173,548 : x
2. Step 2: Convert to fraction form
   548,740/1,173,548 = 1,173,548/x
3. Step 3: Cross multiply
   548,740x = 1,173,548 × 1,173,548
4. Step 4: Simplify right side
   548,740x = 1,377,214,908,304
5. Step 5: Solve for x
   x = 1,377,214,908,304/548,740
6. Step 6: Final answer
   x = 2,509,776.78