Finding the Fourth Proportional to 16,843.31, 25,267.71 and 7,486.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,843.31 : 25,267.71 = 7,486.55 : x
2. Step 2: Convert to fraction form
   16,843.31/25,267.71 = 7,486.55/x
3. Step 3: Cross multiply
   16,843.31x = 25,267.71 × 7,486.55
4. Step 4: Simplify right side
   16,843.31x = 189,167,974.30
5. Step 5: Solve for x
   x = 189,167,974.30/16,843.31
6. Step 6: Final answer
   x = 11,231.05