Finding the Fourth Proportional to 20,498.88, 30,751 and 7,352.72

Step by Step Solution

1. Step 1: Write the proportion equation
   20,498.88 : 30,751 = 7,352.72 : x
2. Step 2: Convert to fraction form
   20,498.88/30,751 = 7,352.72/x
3. Step 3: Cross multiply
   20,498.88x = 30,751 × 7,352.72
4. Step 4: Simplify right side
   20,498.88x = 226,103,492.72
5. Step 5: Solve for x
   x = 226,103,492.72/20,498.88
6. Step 6: Final answer
   x = 11,030.04