Finding the Fourth Proportional to 7,233.91, 10,857.01 and 5,159

Step by Step Solution

1. Step 1: Write the proportion equation
   7,233.91 : 10,857.01 = 5,159 : x
2. Step 2: Convert to fraction form
   7,233.91/10,857.01 = 5,159/x
3. Step 3: Cross multiply
   7,233.91x = 10,857.01 × 5,159
4. Step 4: Simplify right side
   7,233.91x = 56,011,314.59
5. Step 5: Solve for x
   x = 56,011,314.59/7,233.91
6. Step 6: Final answer
   x = 7,742.88