Finding the Fourth Proportional to 17,055.38, 25,580.30 and 12,110.06

Step by Step Solution

1. Step 1: Write the proportion equation
   17,055.38 : 25,580.30 = 12,110.06 : x
2. Step 2: Convert to fraction form
   17,055.38/25,580.30 = 12,110.06/x
3. Step 3: Cross multiply
   17,055.38x = 25,580.30 × 12,110.06
4. Step 4: Simplify right side
   17,055.38x = 309,778,779.37
5. Step 5: Solve for x
   x = 309,778,779.37/17,055.38
6. Step 6: Final answer
   x = 18,163.12