Finding the Fourth Proportional to 9,499.20, 14,251.92 and 4,503.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.20 : 14,251.92 = 4,503.72 : x
2. Step 2: Convert to fraction form
   9,499.20/14,251.92 = 4,503.72/x
3. Step 3: Cross multiply
   9,499.20x = 14,251.92 × 4,503.72
4. Step 4: Simplify right side
   9,499.20x = 64,186,657.14
5. Step 5: Solve for x
   x = 64,186,657.14/9,499.20
6. Step 6: Final answer
   x = 6,757.06