Finding the Fourth Proportional to 25,468.62, 35,146.92 and 14,290.62

Step by Step Solution

1. Step 1: Write the proportion equation
   25,468.62 : 35,146.92 = 14,290.62 : x
2. Step 2: Convert to fraction form
   25,468.62/35,146.92 = 14,290.62/x
3. Step 3: Cross multiply
   25,468.62x = 35,146.92 × 14,290.62
4. Step 4: Simplify right side
   25,468.62x = 502,271,277.89
5. Step 5: Solve for x
   x = 502,271,277.89/25,468.62
6. Step 6: Final answer
   x = 19,721.18