Finding the Fourth Proportional to 17,828.52, 26,689.20 and 17,404.08

Step by Step Solution

1. Step 1: Write the proportion equation
   17,828.52 : 26,689.20 = 17,404.08 : x
2. Step 2: Convert to fraction form
   17,828.52/26,689.20 = 17,404.08/x
3. Step 3: Cross multiply
   17,828.52x = 26,689.20 × 17,404.08
4. Step 4: Simplify right side
   17,828.52x = 464,500,971.94
5. Step 5: Solve for x
   x = 464,500,971.94/17,828.52
6. Step 6: Final answer
   x = 26,053.82