Finding the Fourth Proportional to 17,554.10, 26,337.72 and 9,115.33

Step by Step Solution

1. Step 1: Write the proportion equation
   17,554.10 : 26,337.72 = 9,115.33 : x
2. Step 2: Convert to fraction form
   17,554.10/26,337.72 = 9,115.33/x
3. Step 3: Cross multiply
   17,554.10x = 26,337.72 × 9,115.33
4. Step 4: Simplify right side
   17,554.10x = 240,077,009.25
5. Step 5: Solve for x
   x = 240,077,009.25/17,554.10
6. Step 6: Final answer
   x = 13,676.41