Finding the Fourth Proportional to 23,143.44, 31,937.98 and 12,533.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,143.44 : 31,937.98 = 12,533.05 : x
2. Step 2: Convert to fraction form
   23,143.44/31,937.98 = 12,533.05/x
3. Step 3: Cross multiply
   23,143.44x = 31,937.98 × 12,533.05
4. Step 4: Simplify right side
   23,143.44x = 400,280,300.24
5. Step 5: Solve for x
   x = 400,280,300.24/23,143.44
6. Step 6: Final answer
   x = 17,295.63