Finding the Fourth Proportional to 3,048.10, 4,150.60 and 3,048.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,048.10 : 4,150.60 = 3,048.10 : x
2. Step 2: Convert to fraction form
   3,048.10/4,150.60 = 3,048.10/x
3. Step 3: Cross multiply
   3,048.10x = 4,150.60 × 3,048.10
4. Step 4: Simplify right side
   3,048.10x = 12,651,443.86
5. Step 5: Solve for x
   x = 12,651,443.86/3,048.10
6. Step 6: Final answer
   x = 4,150.60