Finding the Fourth Proportional to 18,404.99, 27,611.89 and 5,926.18

Step by Step Solution

1. Step 1: Write the proportion equation
   18,404.99 : 27,611.89 = 5,926.18 : x
2. Step 2: Convert to fraction form
   18,404.99/27,611.89 = 5,926.18/x
3. Step 3: Cross multiply
   18,404.99x = 27,611.89 × 5,926.18
4. Step 4: Simplify right side
   18,404.99x = 163,633,000.65
5. Step 5: Solve for x
   x = 163,633,000.65/18,404.99
6. Step 6: Final answer
   x = 8,890.69