Finding the Fourth Proportional to 16,780.33, 25,173.69 and 5,684.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,780.33 : 25,173.69 = 5,684.05 : x
2. Step 2: Convert to fraction form
   16,780.33/25,173.69 = 5,684.05/x
3. Step 3: Cross multiply
   16,780.33x = 25,173.69 × 5,684.05
4. Step 4: Simplify right side
   16,780.33x = 143,088,512.64
5. Step 5: Solve for x
   x = 143,088,512.64/16,780.33
6. Step 6: Final answer
   x = 8,527.16