Finding the Fourth Proportional to 23,013.15, 31,759.06 and 12,941.54

Step by Step Solution

1. Step 1: Write the proportion equation
   23,013.15 : 31,759.06 = 12,941.54 : x
2. Step 2: Convert to fraction form
   23,013.15/31,759.06 = 12,941.54/x
3. Step 3: Cross multiply
   23,013.15x = 31,759.06 × 12,941.54
4. Step 4: Simplify right side
   23,013.15x = 411,011,145.35
5. Step 5: Solve for x
   x = 411,011,145.35/23,013.15
6. Step 6: Final answer
   x = 17,859.84