Finding the Fourth Proportional to 22,456.56, 33,662.82 and 19,132.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,456.56 : 33,662.82 = 19,132.32 : x
2. Step 2: Convert to fraction form
   22,456.56/33,662.82 = 19,132.32/x
3. Step 3: Cross multiply
   22,456.56x = 33,662.82 × 19,132.32
4. Step 4: Simplify right side
   22,456.56x = 644,047,844.34
5. Step 5: Solve for x
   x = 644,047,844.34/22,456.56
6. Step 6: Final answer
   x = 28,679.72