Finding the Fourth Proportional to 18,225, 25,148.61 and 10,670.94

Step by Step Solution

1. Step 1: Write the proportion equation
   18,225 : 25,148.61 = 10,670.94 : x
2. Step 2: Convert to fraction form
   18,225/25,148.61 = 10,670.94/x
3. Step 3: Cross multiply
   18,225x = 25,148.61 × 10,670.94
4. Step 4: Simplify right side
   18,225x = 268,359,308.39
5. Step 5: Solve for x
   x = 268,359,308.39/18,225
6. Step 6: Final answer
   x = 14,724.79