Finding the Fourth Proportional to 18,596.42, 25,663.50 and 10,098.86

Step by Step Solution

1. Step 1: Write the proportion equation
   18,596.42 : 25,663.50 = 10,098.86 : x
2. Step 2: Convert to fraction form
   18,596.42/25,663.50 = 10,098.86/x
3. Step 3: Cross multiply
   18,596.42x = 25,663.50 × 10,098.86
4. Step 4: Simplify right side
   18,596.42x = 259,172,093.61
5. Step 5: Solve for x
   x = 259,172,093.61/18,596.42
6. Step 6: Final answer
   x = 13,936.67