Finding the Fourth Proportional to 23,164.89, 31,967.26 and 12,554.29

Step by Step Solution

1. Step 1: Write the proportion equation
   23,164.89 : 31,967.26 = 12,554.29 : x
2. Step 2: Convert to fraction form
   23,164.89/31,967.26 = 12,554.29/x
3. Step 3: Cross multiply
   23,164.89x = 31,967.26 × 12,554.29
4. Step 4: Simplify right side
   23,164.89x = 401,326,261.12
5. Step 5: Solve for x
   x = 401,326,261.12/23,164.89
6. Step 6: Final answer
   x = 17,324.77