Finding the Fourth Proportional to 25,435.69, 35,101.35 and 14,257.69

Step by Step Solution

1. Step 1: Write the proportion equation
   25,435.69 : 35,101.35 = 14,257.69 : x
2. Step 2: Convert to fraction form
   25,435.69/35,101.35 = 14,257.69/x
3. Step 3: Cross multiply
   25,435.69x = 35,101.35 × 14,257.69
4. Step 4: Simplify right side
   25,435.69x = 500,464,079.13
5. Step 5: Solve for x
   x = 500,464,079.13/25,435.69
6. Step 6: Final answer
   x = 19,675.67