Finding the Fourth Proportional to 10,719.56, 16,072.86 and 7,246.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,719.56 : 16,072.86 = 7,246.28 : x
2. Step 2: Convert to fraction form
   10,719.56/16,072.86 = 7,246.28/x
3. Step 3: Cross multiply
   10,719.56x = 16,072.86 × 7,246.28
4. Step 4: Simplify right side
   10,719.56x = 116,468,443.96
5. Step 5: Solve for x
   x = 116,468,443.96/10,719.56
6. Step 6: Final answer
   x = 10,865.04