Finding the Fourth Proportional to 23,113.38, 31,896.42 and 12,503.01

Step by Step Solution

1. Step 1: Write the proportion equation
   23,113.38 : 31,896.42 = 12,503.01 : x
2. Step 2: Convert to fraction form
   23,113.38/31,896.42 = 12,503.01/x
3. Step 3: Cross multiply
   23,113.38x = 31,896.42 × 12,503.01
4. Step 4: Simplify right side
   23,113.38x = 398,801,258.22
5. Step 5: Solve for x
   x = 398,801,258.22/23,113.38
6. Step 6: Final answer
   x = 17,254.13