Finding the Fourth Proportional to 2,222.72, 3,332.08 and 1,181.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,222.72 : 3,332.08 = 1,181.96 : x
2. Step 2: Convert to fraction form
   2,222.72/3,332.08 = 1,181.96/x
3. Step 3: Cross multiply
   2,222.72x = 3,332.08 × 1,181.96
4. Step 4: Simplify right side
   2,222.72x = 3,938,385.28
5. Step 5: Solve for x
   x = 3,938,385.28/2,222.72
6. Step 6: Final answer
   x = 1,771.88