Finding the Fourth Proportional to 23,147.34, 31,942.94 and 12,536.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,147.34 : 31,942.94 = 12,536.84 : x
2. Step 2: Convert to fraction form
   23,147.34/31,942.94 = 12,536.84/x
3. Step 3: Cross multiply
   23,147.34x = 31,942.94 × 12,536.84
4. Step 4: Simplify right side
   23,147.34x = 400,463,305.51
5. Step 5: Solve for x
   x = 400,463,305.51/23,147.34
6. Step 6: Final answer
   x = 17,300.62