Finding the Fourth Proportional to 13,049.27, 19,581.20 and 5,258.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,049.27 : 19,581.20 = 5,258.69 : x
2. Step 2: Convert to fraction form
   13,049.27/19,581.20 = 5,258.69/x
3. Step 3: Cross multiply
   13,049.27x = 19,581.20 × 5,258.69
4. Step 4: Simplify right side
   13,049.27x = 102,971,336.43
5. Step 5: Solve for x
   x = 102,971,336.43/13,049.27
6. Step 6: Final answer
   x = 7,890.97