Finding the Fourth Proportional to 23,185.49, 31,995.81 and 12,575.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,185.49 : 31,995.81 = 12,575.12 : x
2. Step 2: Convert to fraction form
   23,185.49/31,995.81 = 12,575.12/x
3. Step 3: Cross multiply
   23,185.49x = 31,995.81 × 12,575.12
4. Step 4: Simplify right side
   23,185.49x = 402,351,150.25
5. Step 5: Solve for x
   x = 402,351,150.25/23,185.49
6. Step 6: Final answer
   x = 17,353.58