Finding the Fourth Proportional to 16,443.90, 24,653.70 and 8,535.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,443.90 : 24,653.70 = 8,535.06 : x
2. Step 2: Convert to fraction form
   16,443.90/24,653.70 = 8,535.06/x
3. Step 3: Cross multiply
   16,443.90x = 24,653.70 × 8,535.06
4. Step 4: Simplify right side
   16,443.90x = 210,420,808.72
5. Step 5: Solve for x
   x = 210,420,808.72/16,443.90
6. Step 6: Final answer
   x = 12,796.28