Finding the Fourth Proportional to 32,661.42, 45,095.02 and 21,922.40

Step by Step Solution

1. Step 1: Write the proportion equation
   32,661.42 : 45,095.02 = 21,922.40 : x
2. Step 2: Convert to fraction form
   32,661.42/45,095.02 = 21,922.40/x
3. Step 3: Cross multiply
   32,661.42x = 45,095.02 × 21,922.40
4. Step 4: Simplify right side
   32,661.42x = 988,591,066.45
5. Step 5: Solve for x
   x = 988,591,066.45/32,661.42
6. Step 6: Final answer
   x = 30,267.85