Finding the Fourth Proportional to 21,805.65, 30,096.63 and 13,846.37

Step by Step Solution

1. Step 1: Write the proportion equation
   21,805.65 : 30,096.63 = 13,846.37 : x
2. Step 2: Convert to fraction form
   21,805.65/30,096.63 = 13,846.37/x
3. Step 3: Cross multiply
   21,805.65x = 30,096.63 × 13,846.37
4. Step 4: Simplify right side
   21,805.65x = 416,728,924.25
5. Step 5: Solve for x
   x = 416,728,924.25/21,805.65
6. Step 6: Final answer
   x = 19,111.05