Finding the Third Proportional to 1,825,816 and 3,940,312

Step by Step Solution

1. Step 1: Write the proportion equation
   1,825,816 : 3,940,312 = 3,940,312 : x
2. Step 2: Convert to fraction form
   1,825,816/3,940,312 = 3,940,312/x
3. Step 3: Cross multiply
   1,825,816x = 3,940,312 × 3,940,312
4. Step 4: Simplify right side
   1,825,816x = 15,526,058,657,344
5. Step 5: Solve for x
   x = 15,526,058,657,344/1,825,816
6. Step 6: Final answer
   x = 8,503,627.23