Finding the Fourth Proportional to 25,443.72, 35,112.42 and 14,265

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.72 : 35,112.42 = 14,265 : x
2. Step 2: Convert to fraction form
   25,443.72/35,112.42 = 14,265/x
3. Step 3: Cross multiply
   25,443.72x = 35,112.42 × 14,265
4. Step 4: Simplify right side
   25,443.72x = 500,878,671.30
5. Step 5: Solve for x
   x = 500,878,671.30/25,443.72
6. Step 6: Final answer
   x = 19,685.75