Finding the Fourth Proportional to 5,074.29, 7,002.50 and 2,836.17

Step by Step Solution

1. Step 1: Write the proportion equation
   5,074.29 : 7,002.50 = 2,836.17 : x
2. Step 2: Convert to fraction form
   5,074.29/7,002.50 = 2,836.17/x
3. Step 3: Cross multiply
   5,074.29x = 7,002.50 × 2,836.17
4. Step 4: Simplify right side
   5,074.29x = 19,860,287.52
5. Step 5: Solve for x
   x = 19,860,287.52/5,074.29
6. Step 6: Final answer
   x = 3,913.90