Finding the Fourth Proportional to 22,173.33, 33,242.34 and 12,802.73

Step by Step Solution

1. Step 1: Write the proportion equation
   22,173.33 : 33,242.34 = 12,802.73 : x
2. Step 2: Convert to fraction form
   22,173.33/33,242.34 = 12,802.73/x
3. Step 3: Cross multiply
   22,173.33x = 33,242.34 × 12,802.73
4. Step 4: Simplify right side
   22,173.33x = 425,592,513.37
5. Step 5: Solve for x
   x = 425,592,513.37/22,173.33
6. Step 6: Final answer
   x = 19,193.89