Finding the Fourth Proportional to 2,980.88, 4,468.17 and 1,338.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.88 : 4,468.17 = 1,338.20 : x
2. Step 2: Convert to fraction form
   2,980.88/4,468.17 = 1,338.20/x
3. Step 3: Cross multiply
   2,980.88x = 4,468.17 × 1,338.20
4. Step 4: Simplify right side
   2,980.88x = 5,979,305.09
5. Step 5: Solve for x
   x = 5,979,305.09/2,980.88
6. Step 6: Final answer
   x = 2,005.89