Finding the Third Proportional to 1,805,286 and 2,540,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805,286 : 2,540,040 = 2,540,040 : x
2. Step 2: Convert to fraction form
   1,805,286/2,540,040 = 2,540,040/x
3. Step 3: Cross multiply
   1,805,286x = 2,540,040 × 2,540,040
4. Step 4: Simplify right side
   1,805,286x = 6,451,803,201,600
5. Step 5: Solve for x
   x = 6,451,803,201,600/1,805,286
6. Step 6: Final answer
   x = 3,573,839.94