Finding the Fourth Proportional to 23,052.27, 31,811.81 and 12,981.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,052.27 : 31,811.81 = 12,981.69 : x
2. Step 2: Convert to fraction form
   23,052.27/31,811.81 = 12,981.69/x
3. Step 3: Cross multiply
   23,052.27x = 31,811.81 × 12,981.69
4. Step 4: Simplify right side
   23,052.27x = 412,971,189.85
5. Step 5: Solve for x
   x = 412,971,189.85/23,052.27
6. Step 6: Final answer
   x = 17,914.56