Finding the Fourth Proportional to 16,256.63, 22,435.80 and 11,723.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,256.63 : 22,435.80 = 11,723.04 : x
2. Step 2: Convert to fraction form
   16,256.63/22,435.80 = 11,723.04/x
3. Step 3: Cross multiply
   16,256.63x = 22,435.80 × 11,723.04
4. Step 4: Simplify right side
   16,256.63x = 263,015,780.83
5. Step 5: Solve for x
   x = 263,015,780.83/16,256.63
6. Step 6: Final answer
   x = 16,178.99