Finding the Fourth Proportional to 25,859.27, 35,683.69 and 14,528.15

Step by Step Solution

1. Step 1: Write the proportion equation
   25,859.27 : 35,683.69 = 14,528.15 : x
2. Step 2: Convert to fraction form
   25,859.27/35,683.69 = 14,528.15/x
3. Step 3: Cross multiply
   25,859.27x = 35,683.69 × 14,528.15
4. Step 4: Simplify right side
   25,859.27x = 518,418,000.87
5. Step 5: Solve for x
   x = 518,418,000.87/25,859.27
6. Step 6: Final answer
   x = 20,047.67