Finding the Fourth Proportional to 12,035.31, 16,609.38 and 7,256.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,035.31 : 16,609.38 = 7,256.79 : x
2. Step 2: Convert to fraction form
   12,035.31/16,609.38 = 7,256.79/x
3. Step 3: Cross multiply
   12,035.31x = 16,609.38 × 7,256.79
4. Step 4: Simplify right side
   12,035.31x = 120,530,782.69
5. Step 5: Solve for x
   x = 120,530,782.69/12,035.31
6. Step 6: Final answer
   x = 10,014.76