Finding the Fourth Proportional to 11,803.56, 16,287.54 and 7,023.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,803.56 : 16,287.54 = 7,023.72 : x
2. Step 2: Convert to fraction form
   11,803.56/16,287.54 = 7,023.72/x
3. Step 3: Cross multiply
   11,803.56x = 16,287.54 × 7,023.72
4. Step 4: Simplify right side
   11,803.56x = 114,399,120.45
5. Step 5: Solve for x
   x = 114,399,120.45/11,803.56
6. Step 6: Final answer
   x = 9,691.92