Finding the Fourth Proportional to 25,443.75, 35,112.39 and 14,112.87

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.75 : 35,112.39 = 14,112.87 : x
2. Step 2: Convert to fraction form
   25,443.75/35,112.39 = 14,112.87/x
3. Step 3: Cross multiply
   25,443.75x = 35,112.39 × 14,112.87
4. Step 4: Simplify right side
   25,443.75x = 495,536,595.46
5. Step 5: Solve for x
   x = 495,536,595.46/25,443.75
6. Step 6: Final answer
   x = 19,475.77