Finding the Fourth Proportional to 16,715.67, 25,059.68 and 7,826.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,715.67 : 25,059.68 = 7,826.42 : x
2. Step 2: Convert to fraction form
   16,715.67/25,059.68 = 7,826.42/x
3. Step 3: Cross multiply
   16,715.67x = 25,059.68 × 7,826.42
4. Step 4: Simplify right side
   16,715.67x = 196,127,633.61
5. Step 5: Solve for x
   x = 196,127,633.61/16,715.67
6. Step 6: Final answer
   x = 11,733.16