Finding the Fourth Proportional to 25,096, 34,632.54 and 13,920.16

Step by Step Solution

1. Step 1: Write the proportion equation
   25,096 : 34,632.54 = 13,920.16 : x
2. Step 2: Convert to fraction form
   25,096/34,632.54 = 13,920.16/x
3. Step 3: Cross multiply
   25,096x = 34,632.54 × 13,920.16
4. Step 4: Simplify right side
   25,096x = 482,090,498.01
5. Step 5: Solve for x
   x = 482,090,498.01/25,096
6. Step 6: Final answer
   x = 19,209.85