Finding the Fourth Proportional to 5,147.64, 7,104.24 and 2,910.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,147.64 : 7,104.24 = 2,910.15 : x
2. Step 2: Convert to fraction form
   5,147.64/7,104.24 = 2,910.15/x
3. Step 3: Cross multiply
   5,147.64x = 7,104.24 × 2,910.15
4. Step 4: Simplify right side
   5,147.64x = 20,674,404.04
5. Step 5: Solve for x
   x = 20,674,404.04/5,147.64
6. Step 6: Final answer
   x = 4,016.29