Finding the Fourth Proportional to 3,048.35, 4,572.72 and 1,100.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,048.35 : 4,572.72 = 1,100.57 : x
2. Step 2: Convert to fraction form
   3,048.35/4,572.72 = 1,100.57/x
3. Step 3: Cross multiply
   3,048.35x = 4,572.72 × 1,100.57
4. Step 4: Simplify right side
   3,048.35x = 5,032,575.59
5. Step 5: Solve for x
   x = 5,032,575.59/3,048.35
6. Step 6: Final answer
   x = 1,650.92