Finding the Fourth Proportional to 25,443.40, 35,111.88 and 14,114.62

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.40 : 35,111.88 = 14,114.62 : x
2. Step 2: Convert to fraction form
   25,443.40/35,111.88 = 14,114.62/x
3. Step 3: Cross multiply
   25,443.40x = 35,111.88 × 14,114.62
4. Step 4: Simplify right side
   25,443.40x = 495,590,843.69
5. Step 5: Solve for x
   x = 495,590,843.69/25,443.40
6. Step 6: Final answer
   x = 19,478.17