Finding the Fourth Proportional to 25,678.33, 35,433.89 and 14,776.82

Step by Step Solution

1. Step 1: Write the proportion equation
   25,678.33 : 35,433.89 = 14,776.82 : x
2. Step 2: Convert to fraction form
   25,678.33/35,433.89 = 14,776.82/x
3. Step 3: Cross multiply
   25,678.33x = 35,433.89 × 14,776.82
4. Step 4: Simplify right side
   25,678.33x = 523,600,214.43
5. Step 5: Solve for x
   x = 523,600,214.43/25,678.33
6. Step 6: Final answer
   x = 20,390.74