Finding the Fourth Proportional to 18,635.32, 25,716.72 and 10,251.82

Step by Step Solution

1. Step 1: Write the proportion equation
   18,635.32 : 25,716.72 = 10,251.82 : x
2. Step 2: Convert to fraction form
   18,635.32/25,716.72 = 10,251.82/x
3. Step 3: Cross multiply
   18,635.32x = 25,716.72 × 10,251.82
4. Step 4: Simplify right side
   18,635.32x = 263,643,184.43
5. Step 5: Solve for x
   x = 263,643,184.43/18,635.32
6. Step 6: Final answer
   x = 14,147.50