Finding the Fourth Proportional to 23,004.72, 31,749.16 and 12,796.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,004.72 : 31,749.16 = 12,796.76 : x
2. Step 2: Convert to fraction form
   23,004.72/31,749.16 = 12,796.76/x
3. Step 3: Cross multiply
   23,004.72x = 31,749.16 × 12,796.76
4. Step 4: Simplify right side
   23,004.72x = 406,286,380.72
5. Step 5: Solve for x
   x = 406,286,380.72/23,004.72
6. Step 6: Final answer
   x = 17,661.00