Finding the Fourth Proportional to 16,590.58, 22,891.39 and 9,874.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,590.58 : 22,891.39 = 9,874.89 : x
2. Step 2: Convert to fraction form
   16,590.58/22,891.39 = 9,874.89/x
3. Step 3: Cross multiply
   16,590.58x = 22,891.39 × 9,874.89
4. Step 4: Simplify right side
   16,590.58x = 226,049,933.51
5. Step 5: Solve for x
   x = 226,049,933.51/16,590.58
6. Step 6: Final answer
   x = 13,625.20