Finding the Fourth Proportional to 2,222.79, 3,336.22 and 1,127.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.79 : 3,336.22 = 1,127.94 : x
2. Step 2: Convert to fraction form
   2,222.79/3,336.22 = 1,127.94/x
3. Step 3: Cross multiply
   2,222.79x = 3,336.22 × 1,127.94
4. Step 4: Simplify right side
   2,222.79x = 3,763,055.99
5. Step 5: Solve for x
   x = 3,763,055.99/2,222.79
6. Step 6: Final answer
   x = 1,692.94