Finding the Fourth Proportional to 16,738.32, 25,112.04 and 13,610.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,738.32 : 25,112.04 = 13,610.58 : x
2. Step 2: Convert to fraction form
   16,738.32/25,112.04 = 13,610.58/x
3. Step 3: Cross multiply
   16,738.32x = 25,112.04 × 13,610.58
4. Step 4: Simplify right side
   16,738.32x = 341,789,429.38
5. Step 5: Solve for x
   x = 341,789,429.38/16,738.32
6. Step 6: Final answer
   x = 20,419.58