Finding the Fourth Proportional to 13,598.72, 20,403.52 and 4,834.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,598.72 : 20,403.52 = 4,834.24 : x
2. Step 2: Convert to fraction form
   13,598.72/20,403.52 = 4,834.24/x
3. Step 3: Cross multiply
   13,598.72x = 20,403.52 × 4,834.24
4. Step 4: Simplify right side
   13,598.72x = 98,635,512.52
5. Step 5: Solve for x
   x = 98,635,512.52/13,598.72
6. Step 6: Final answer
   x = 7,253.29