Finding the Fourth Proportional to 23,012.22, 31,757.98 and 12,943.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,012.22 : 31,757.98 = 12,943.82 : x
2. Step 2: Convert to fraction form
   23,012.22/31,757.98 = 12,943.82/x
3. Step 3: Cross multiply
   23,012.22x = 31,757.98 × 12,943.82
4. Step 4: Simplify right side
   23,012.22x = 411,069,576.68
5. Step 5: Solve for x
   x = 411,069,576.68/23,012.22
6. Step 6: Final answer
   x = 17,863.10