Finding the Fourth Proportional to 22,149.56, 30,566.96 and 12,589.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,149.56 : 30,566.96 = 12,589.24 : x
2. Step 2: Convert to fraction form
   22,149.56/30,566.96 = 12,589.24/x
3. Step 3: Cross multiply
   22,149.56x = 30,566.96 × 12,589.24
4. Step 4: Simplify right side
   22,149.56x = 384,814,795.51
5. Step 5: Solve for x
   x = 384,814,795.51/22,149.56
6. Step 6: Final answer
   x = 17,373.47