Finding the Fourth Proportional to 25,438.08, 35,104.56 and 14,109.31

Step by Step Solution

1. Step 1: Write the proportion equation
   25,438.08 : 35,104.56 = 14,109.31 : x
2. Step 2: Convert to fraction form
   25,438.08/35,104.56 = 14,109.31/x
3. Step 3: Cross multiply
   25,438.08x = 35,104.56 × 14,109.31
4. Step 4: Simplify right side
   25,438.08x = 495,301,119.45
5. Step 5: Solve for x
   x = 495,301,119.45/25,438.08
6. Step 6: Final answer
   x = 19,470.85