Finding the Fourth Proportional to 18,332, 25,304.72 and 10,880

Step by Step Solution

1. Step 1: Write the proportion equation
   18,332 : 25,304.72 = 10,880 : x
2. Step 2: Convert to fraction form
   18,332/25,304.72 = 10,880/x
3. Step 3: Cross multiply
   18,332x = 25,304.72 × 10,880
4. Step 4: Simplify right side
   18,332x = 275,315,353.60
5. Step 5: Solve for x
   x = 275,315,353.60/18,332
6. Step 6: Final answer
   x = 15,018.29