Finding the Fourth Proportional to 12,294.88, 18,436.56 and 4,498.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,294.88 : 18,436.56 = 4,498.24 : x
2. Step 2: Convert to fraction form
   12,294.88/18,436.56 = 4,498.24/x
3. Step 3: Cross multiply
   12,294.88x = 18,436.56 × 4,498.24
4. Step 4: Simplify right side
   12,294.88x = 82,932,071.65
5. Step 5: Solve for x
   x = 82,932,071.65/12,294.88
6. Step 6: Final answer
   x = 6,745.25