Finding the Fourth Proportional to 22,089.53, 33,140.82 and 12,736.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,089.53 : 33,140.82 = 12,736.25 : x
2. Step 2: Convert to fraction form
   22,089.53/33,140.82 = 12,736.25/x
3. Step 3: Cross multiply
   22,089.53x = 33,140.82 × 12,736.25
4. Step 4: Simplify right side
   22,089.53x = 422,089,768.73
5. Step 5: Solve for x
   x = 422,089,768.73/22,089.53
6. Step 6: Final answer
   x = 19,108.14