Finding the Fourth Proportional to 4,978.48, 7,471.38 and 2,383.24

Step by Step Solution

1. Step 1: Write the proportion equation
   4,978.48 : 7,471.38 = 2,383.24 : x
2. Step 2: Convert to fraction form
   4,978.48/7,471.38 = 2,383.24/x
3. Step 3: Cross multiply
   4,978.48x = 7,471.38 × 2,383.24
4. Step 4: Simplify right side
   4,978.48x = 17,806,091.67
5. Step 5: Solve for x
   x = 17,806,091.67/4,978.48
6. Step 6: Final answer
   x = 3,576.61