Finding the Fourth Proportional to 2,287,965.36, 3,157,363.98 and 1,321,074.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,965.36 : 3,157,363.98 = 1,321,074.48 : x
2. Step 2: Convert to fraction form
   2,287,965.36/3,157,363.98 = 1,321,074.48/x
3. Step 3: Cross multiply
   2,287,965.36x = 3,157,363.98 × 1,321,074.48
4. Step 4: Simplify right side
   2,287,965.36x = 4,171,112,978,049.23
5. Step 5: Solve for x
   x = 4,171,112,978,049.23/2,287,965.36
6. Step 6: Final answer
   x = 1,823,066.49