Finding the Fourth Proportional to 5,074.45, 7,002.81 and 2,950.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,074.45 : 7,002.81 = 2,950.15 : x
2. Step 2: Convert to fraction form
   5,074.45/7,002.81 = 2,950.15/x
3. Step 3: Cross multiply
   5,074.45x = 7,002.81 × 2,950.15
4. Step 4: Simplify right side
   5,074.45x = 20,659,339.92
5. Step 5: Solve for x
   x = 20,659,339.92/5,074.45
6. Step 6: Final answer
   x = 4,071.25