Finding the Third Proportional to 1,211,594 and 1,900,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,594 : 1,900,800 = 1,900,800 : x
2. Step 2: Convert to fraction form
   1,211,594/1,900,800 = 1,900,800/x
3. Step 3: Cross multiply
   1,211,594x = 1,900,800 × 1,900,800
4. Step 4: Simplify right side
   1,211,594x = 3,613,040,640,000
5. Step 5: Solve for x
   x = 3,613,040,640,000/1,211,594
6. Step 6: Final answer
   x = 2,982,055.57