Finding the Fourth Proportional to 5,419.72, 7,480.01 and 3,182.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,419.72 : 7,480.01 = 3,182.82 : x
2. Step 2: Convert to fraction form
   5,419.72/7,480.01 = 3,182.82/x
3. Step 3: Cross multiply
   5,419.72x = 7,480.01 × 3,182.82
4. Step 4: Simplify right side
   5,419.72x = 23,807,509.51
5. Step 5: Solve for x
   x = 23,807,509.51/5,419.72
6. Step 6: Final answer
   x = 4,392.76