Finding the Fourth Proportional to 11,729.96, 16,182.72 and 7,245.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,729.96 : 16,182.72 = 7,245.92 : x
2. Step 2: Convert to fraction form
   11,729.96/16,182.72 = 7,245.92/x
3. Step 3: Cross multiply
   11,729.96x = 16,182.72 × 7,245.92
4. Step 4: Simplify right side
   11,729.96x = 117,258,694.50
5. Step 5: Solve for x
   x = 117,258,694.50/11,729.96
6. Step 6: Final answer
   x = 9,996.51