Finding the Fourth Proportional to 19,611.17, 27,063.59 and 10,658.69

Step by Step Solution

1. Step 1: Write the proportion equation
   19,611.17 : 27,063.59 = 10,658.69 : x
2. Step 2: Convert to fraction form
   19,611.17/27,063.59 = 10,658.69/x
3. Step 3: Cross multiply
   19,611.17x = 27,063.59 × 10,658.69
4. Step 4: Simplify right side
   19,611.17x = 288,462,362.80
5. Step 5: Solve for x
   x = 288,462,362.80/19,611.17
6. Step 6: Final answer
   x = 14,709.09