Finding the Fourth Proportional to 25,468.82, 35,148.69 and 14,139.62

Step by Step Solution

1. Step 1: Write the proportion equation
   25,468.82 : 35,148.69 = 14,139.62 : x
2. Step 2: Convert to fraction form
   25,468.82/35,148.69 = 14,139.62/x
3. Step 3: Cross multiply
   25,468.82x = 35,148.69 × 14,139.62
4. Step 4: Simplify right side
   25,468.82x = 496,989,120.10
5. Step 5: Solve for x
   x = 496,989,120.10/25,468.82
6. Step 6: Final answer
   x = 19,513.63