Finding the Fourth Proportional to 23,085.94, 31,856.16 and 13,014.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,085.94 : 31,856.16 = 13,014.13 : x
2. Step 2: Convert to fraction form
   23,085.94/31,856.16 = 13,014.13/x
3. Step 3: Cross multiply
   23,085.94x = 31,856.16 × 13,014.13
4. Step 4: Simplify right side
   23,085.94x = 414,580,207.54
5. Step 5: Solve for x
   x = 414,580,207.54/23,085.94
6. Step 6: Final answer
   x = 17,958.13