Finding the Fourth Proportional to 17,554.14, 26,341.34 and 8,789.13

Step by Step Solution

1. Step 1: Write the proportion equation
   17,554.14 : 26,341.34 = 8,789.13 : x
2. Step 2: Convert to fraction form
   17,554.14/26,341.34 = 8,789.13/x
3. Step 3: Cross multiply
   17,554.14x = 26,341.34 × 8,789.13
4. Step 4: Simplify right side
   17,554.14x = 231,517,417.69
5. Step 5: Solve for x
   x = 231,517,417.69/17,554.14
6. Step 6: Final answer
   x = 13,188.76