Finding the Fourth Proportional to 25,443.21, 35,112.20 and 14,112.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.21 : 35,112.20 = 14,112.34 : x
2. Step 2: Convert to fraction form
   25,443.21/35,112.20 = 14,112.34/x
3. Step 3: Cross multiply
   25,443.21x = 35,112.20 × 14,112.34
4. Step 4: Simplify right side
   25,443.21x = 495,515,215.43
5. Step 5: Solve for x
   x = 495,515,215.43/25,443.21
6. Step 6: Final answer
   x = 19,475.34