Finding the Fourth Proportional to 2,916.52, 4,375.22 and 1,042.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,916.52 : 4,375.22 = 1,042.27 : x
2. Step 2: Convert to fraction form
   2,916.52/4,375.22 = 1,042.27/x
3. Step 3: Cross multiply
   2,916.52x = 4,375.22 × 1,042.27
4. Step 4: Simplify right side
   2,916.52x = 4,560,160.55
5. Step 5: Solve for x
   x = 4,560,160.55/2,916.52
6. Step 6: Final answer
   x = 1,563.56