Finding the Fourth Proportional to 18,599.88, 25,667.83 and 10,216.38

Step by Step Solution

1. Step 1: Write the proportion equation
   18,599.88 : 25,667.83 = 10,216.38 : x
2. Step 2: Convert to fraction form
   18,599.88/25,667.83 = 10,216.38/x
3. Step 3: Cross multiply
   18,599.88x = 25,667.83 × 10,216.38
4. Step 4: Simplify right side
   18,599.88x = 262,232,151.18
5. Step 5: Solve for x
   x = 262,232,151.18/18,599.88
6. Step 6: Final answer
   x = 14,098.60