Finding the Fourth Proportional to 3,146.16, 4,720.05 and 1,198.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,146.16 : 4,720.05 = 1,198.52 : x
2. Step 2: Convert to fraction form
   3,146.16/4,720.05 = 1,198.52/x
3. Step 3: Cross multiply
   3,146.16x = 4,720.05 × 1,198.52
4. Step 4: Simplify right side
   3,146.16x = 5,657,074.33
5. Step 5: Solve for x
   x = 5,657,074.33/3,146.16
6. Step 6: Final answer
   x = 1,798.09