Finding the Fourth Proportional to 17,659.04, 26,499.72 and 9,872.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,659.04 : 26,499.72 = 9,872.96 : x
2. Step 2: Convert to fraction form
   17,659.04/26,499.72 = 9,872.96/x
3. Step 3: Cross multiply
   17,659.04x = 26,499.72 × 9,872.96
4. Step 4: Simplify right side
   17,659.04x = 261,630,675.57
5. Step 5: Solve for x
   x = 261,630,675.57/17,659.04
6. Step 6: Final answer
   x = 14,815.68