Finding the Fourth Proportional to 23,148.38, 31,944.71 and 12,537.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,148.38 : 31,944.71 = 12,537.99 : x
2. Step 2: Convert to fraction form
   23,148.38/31,944.71 = 12,537.99/x
3. Step 3: Cross multiply
   23,148.38x = 31,944.71 × 12,537.99
4. Step 4: Simplify right side
   23,148.38x = 400,522,485.88
5. Step 5: Solve for x
   x = 400,522,485.88/23,148.38
6. Step 6: Final answer
   x = 17,302.40