Finding the Fourth Proportional to 21,391.98, 32,085.52 and 5,598.54

Step by Step Solution

1. Step 1: Write the proportion equation
   21,391.98 : 32,085.52 = 5,598.54 : x
2. Step 2: Convert to fraction form
   21,391.98/32,085.52 = 5,598.54/x
3. Step 3: Cross multiply
   21,391.98x = 32,085.52 × 5,598.54
4. Step 4: Simplify right side
   21,391.98x = 179,632,067.14
5. Step 5: Solve for x
   x = 179,632,067.14/21,391.98
6. Step 6: Final answer
   x = 8,397.17