Finding the Fourth Proportional to 5,735.88, 7,910.48 and 4,142.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,735.88 : 7,910.48 = 4,142.12 : x
2. Step 2: Convert to fraction form
   5,735.88/7,910.48 = 4,142.12/x
3. Step 3: Cross multiply
   5,735.88x = 7,910.48 × 4,142.12
4. Step 4: Simplify right side
   5,735.88x = 32,766,097.15
5. Step 5: Solve for x
   x = 32,766,097.15/5,735.88
6. Step 6: Final answer
   x = 5,712.48