Finding the Fourth Proportional to 16,825.72, 23,209.86 and 10,527.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,825.72 : 23,209.86 = 10,527.16 : x
2. Step 2: Convert to fraction form
   16,825.72/23,209.86 = 10,527.16/x
3. Step 3: Cross multiply
   16,825.72x = 23,209.86 × 10,527.16
4. Step 4: Simplify right side
   16,825.72x = 244,333,909.80
5. Step 5: Solve for x
   x = 244,333,909.80/16,825.72
6. Step 6: Final answer
   x = 14,521.45