Finding the Fourth Proportional to 16,895.12, 23,306.43 and 10,520.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,895.12 : 23,306.43 = 10,520.69 : x
2. Step 2: Convert to fraction form
   16,895.12/23,306.43 = 10,520.69/x
3. Step 3: Cross multiply
   16,895.12x = 23,306.43 × 10,520.69
4. Step 4: Simplify right side
   16,895.12x = 245,199,608.50
5. Step 5: Solve for x
   x = 245,199,608.50/16,895.12
6. Step 6: Final answer
   x = 14,513.05