Finding the Fourth Proportional to 16,853.63, 25,277.31 and 5,609.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,853.63 : 25,277.31 = 5,609.15 : x
2. Step 2: Convert to fraction form
   16,853.63/25,277.31 = 5,609.15/x
3. Step 3: Cross multiply
   16,853.63x = 25,277.31 × 5,609.15
4. Step 4: Simplify right side
   16,853.63x = 141,784,097.00
5. Step 5: Solve for x
   x = 141,784,097.00/16,853.63
6. Step 6: Final answer
   x = 8,412.68