Finding the Third Proportional to 1,211,732 and 2,548,818

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,732 : 2,548,818 = 2,548,818 : x
2. Step 2: Convert to fraction form
   1,211,732/2,548,818 = 2,548,818/x
3. Step 3: Cross multiply
   1,211,732x = 2,548,818 × 2,548,818
4. Step 4: Simplify right side
   1,211,732x = 6,496,473,197,124
5. Step 5: Solve for x
   x = 6,496,473,197,124/1,211,732
6. Step 6: Final answer
   x = 5,361,311.90