Finding the Fourth Proportional to 23,091.14, 31,865.55 and 12,882.26

Step by Step Solution

1. Step 1: Write the proportion equation
   23,091.14 : 31,865.55 = 12,882.26 : x
2. Step 2: Convert to fraction form
   23,091.14/31,865.55 = 12,882.26/x
3. Step 3: Cross multiply
   23,091.14x = 31,865.55 × 12,882.26
4. Step 4: Simplify right side
   23,091.14x = 410,500,300.14
5. Step 5: Solve for x
   x = 410,500,300.14/23,091.14
6. Step 6: Final answer
   x = 17,777.39