Finding the Fourth Proportional to 3,150.24, 4,725.52 and 841.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150.24 : 4,725.52 = 841.76 : x
2. Step 2: Convert to fraction form
   3,150.24/4,725.52 = 841.76/x
3. Step 3: Cross multiply
   3,150.24x = 4,725.52 × 841.76
4. Step 4: Simplify right side
   3,150.24x = 3,977,753.72
5. Step 5: Solve for x
   x = 3,977,753.72/3,150.24
6. Step 6: Final answer
   x = 1,262.68