Finding the Fourth Proportional to 23,047.89, 31,806.53 and 13,616.46

Step by Step Solution

1. Step 1: Write the proportion equation
   23,047.89 : 31,806.53 = 13,616.46 : x
2. Step 2: Convert to fraction form
   23,047.89/31,806.53 = 13,616.46/x
3. Step 3: Cross multiply
   23,047.89x = 31,806.53 × 13,616.46
4. Step 4: Simplify right side
   23,047.89x = 433,092,275.40
5. Step 5: Solve for x
   x = 433,092,275.40/23,047.89
6. Step 6: Final answer
   x = 18,790.97