Finding the Fourth Proportional to 13,300.68, 19,951.53 and 4,979.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.68 : 19,951.53 = 4,979.82 : x
2. Step 2: Convert to fraction form
   13,300.68/19,951.53 = 4,979.82/x
3. Step 3: Cross multiply
   13,300.68x = 19,951.53 × 4,979.82
4. Step 4: Simplify right side
   13,300.68x = 99,355,028.12
5. Step 5: Solve for x
   x = 99,355,028.12/13,300.68
6. Step 6: Final answer
   x = 7,469.92