Finding the Fourth Proportional to 5,242.59, 7,234.83 and 2,884.79

Step by Step Solution

1. Step 1: Write the proportion equation
   5,242.59 : 7,234.83 = 2,884.79 : x
2. Step 2: Convert to fraction form
   5,242.59/7,234.83 = 2,884.79/x
3. Step 3: Cross multiply
   5,242.59x = 7,234.83 × 2,884.79
4. Step 4: Simplify right side
   5,242.59x = 20,870,929.06
5. Step 5: Solve for x
   x = 20,870,929.06/5,242.59
6. Step 6: Final answer
   x = 3,981.03