Finding the Fourth Proportional to 3,100.56, 4,650.72 and 1,048.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,100.56 : 4,650.72 = 1,048.56 : x
2. Step 2: Convert to fraction form
   3,100.56/4,650.72 = 1,048.56/x
3. Step 3: Cross multiply
   3,100.56x = 4,650.72 × 1,048.56
4. Step 4: Simplify right side
   3,100.56x = 4,876,558.96
5. Step 5: Solve for x
   x = 4,876,558.96/3,100.56
6. Step 6: Final answer
   x = 1,572.80