Finding the Third Proportional to 1,442,698 and 2,251,390

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,698 : 2,251,390 = 2,251,390 : x
2. Step 2: Convert to fraction form
   1,442,698/2,251,390 = 2,251,390/x
3. Step 3: Cross multiply
   1,442,698x = 2,251,390 × 2,251,390
4. Step 4: Simplify right side
   1,442,698x = 5,068,756,932,100
5. Step 5: Solve for x
   x = 5,068,756,932,100/1,442,698
6. Step 6: Final answer
   x = 3,513,387.37