Finding the Fourth Proportional to 5,074.04, 7,002.98 and 3,085.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,074.04 : 7,002.98 = 3,085.22 : x
2. Step 2: Convert to fraction form
   5,074.04/7,002.98 = 3,085.22/x
3. Step 3: Cross multiply
   5,074.04x = 7,002.98 × 3,085.22
4. Step 4: Simplify right side
   5,074.04x = 21,605,733.96
5. Step 5: Solve for x
   x = 21,605,733.96/5,074.04
6. Step 6: Final answer
   x = 4,258.09