Finding the Fourth Proportional to 25,443.99, 35,112.69 and 14,115.22

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.99 : 35,112.69 = 14,115.22 : x
2. Step 2: Convert to fraction form
   25,443.99/35,112.69 = 14,115.22/x
3. Step 3: Cross multiply
   25,443.99x = 35,112.69 × 14,115.22
4. Step 4: Simplify right side
   25,443.99x = 495,623,256.36
5. Step 5: Solve for x
   x = 495,623,256.36/25,443.99
6. Step 6: Final answer
   x = 19,478.99