Finding the Fourth Proportional to 23,105.73, 31,885.74 and 13,034.25

Step by Step Solution

1. Step 1: Write the proportion equation
   23,105.73 : 31,885.74 = 13,034.25 : x
2. Step 2: Convert to fraction form
   23,105.73/31,885.74 = 13,034.25/x
3. Step 3: Cross multiply
   23,105.73x = 31,885.74 × 13,034.25
4. Step 4: Simplify right side
   23,105.73x = 415,606,706.60
5. Step 5: Solve for x
   x = 415,606,706.60/23,105.73
6. Step 6: Final answer
   x = 17,987.17