Finding the Fourth Proportional to 16,724.98, 25,085.42 and 9,708.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,724.98 : 25,085.42 = 9,708.81 : x
2. Step 2: Convert to fraction form
   16,724.98/25,085.42 = 9,708.81/x
3. Step 3: Cross multiply
   16,724.98x = 25,085.42 × 9,708.81
4. Step 4: Simplify right side
   16,724.98x = 243,549,576.55
5. Step 5: Solve for x
   x = 243,549,576.55/16,724.98
6. Step 6: Final answer
   x = 14,562.02