Finding the Fourth Proportional to 2,221.89, 3,330.18 and 1,034.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221.89 : 3,330.18 = 1,034.34 : x
2. Step 2: Convert to fraction form
   2,221.89/3,330.18 = 1,034.34/x
3. Step 3: Cross multiply
   2,221.89x = 3,330.18 × 1,034.34
4. Step 4: Simplify right side
   2,221.89x = 3,444,538.38
5. Step 5: Solve for x
   x = 3,444,538.38/2,221.89
6. Step 6: Final answer
   x = 1,550.27