Finding the Fourth Proportional to 22,500.37, 33,724.63 and 12,090.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,500.37 : 33,724.63 = 12,090.25 : x
2. Step 2: Convert to fraction form
   22,500.37/33,724.63 = 12,090.25/x
3. Step 3: Cross multiply
   22,500.37x = 33,724.63 × 12,090.25
4. Step 4: Simplify right side
   22,500.37x = 407,739,207.86
5. Step 5: Solve for x
   x = 407,739,207.86/22,500.37
6. Step 6: Final answer
   x = 18,121.44