Finding the Fourth Proportional to 32,722.24, 45,142.32 and 22,108

Step by Step Solution

1. Step 1: Write the proportion equation
   32,722.24 : 45,142.32 = 22,108 : x
2. Step 2: Convert to fraction form
   32,722.24/45,142.32 = 22,108/x
3. Step 3: Cross multiply
   32,722.24x = 45,142.32 × 22,108
4. Step 4: Simplify right side
   32,722.24x = 998,006,410.56
5. Step 5: Solve for x
   x = 998,006,410.56/32,722.24
6. Step 6: Final answer
   x = 30,499.33