Finding the Fourth Proportional to 16,532.64, 22,776.56 and 13,530.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,532.64 : 22,776.56 = 13,530.96 : x
2. Step 2: Convert to fraction form
   16,532.64/22,776.56 = 13,530.96/x
3. Step 3: Cross multiply
   16,532.64x = 22,776.56 × 13,530.96
4. Step 4: Simplify right side
   16,532.64x = 308,188,722.30
5. Step 5: Solve for x
   x = 308,188,722.30/16,532.64
6. Step 6: Final answer
   x = 18,641.23