Finding the Fourth Proportional to 16,970.55, 25,463.92 and 8,200.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,970.55 : 25,463.92 = 8,200.59 : x
2. Step 2: Convert to fraction form
   16,970.55/25,463.92 = 8,200.59/x
3. Step 3: Cross multiply
   16,970.55x = 25,463.92 × 8,200.59
4. Step 4: Simplify right side
   16,970.55x = 208,819,040.39
5. Step 5: Solve for x
   x = 208,819,040.39/16,970.55
6. Step 6: Final answer
   x = 12,304.79