Finding the Fourth Proportional to 18,598.73, 25,665.54 and 10,100.67

Step by Step Solution

1. Step 1: Write the proportion equation
   18,598.73 : 25,665.54 = 10,100.67 : x
2. Step 2: Convert to fraction form
   18,598.73/25,665.54 = 10,100.67/x
3. Step 3: Cross multiply
   18,598.73x = 25,665.54 × 10,100.67
4. Step 4: Simplify right side
   18,598.73x = 259,239,149.91
5. Step 5: Solve for x
   x = 259,239,149.91/18,598.73
6. Step 6: Final answer
   x = 13,938.54