Finding the Fourth Proportional to 2,783.34, 4,174.56 and 1,004.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,783.34 : 4,174.56 = 1,004.22 : x
2. Step 2: Convert to fraction form
   2,783.34/4,174.56 = 1,004.22/x
3. Step 3: Cross multiply
   2,783.34x = 4,174.56 × 1,004.22
4. Step 4: Simplify right side
   2,783.34x = 4,192,176.64
5. Step 5: Solve for x
   x = 4,192,176.64/2,783.34
6. Step 6: Final answer
   x = 1,506.17