Finding the Fourth Proportional to 35,392.54, 48,821.39 and 22,121.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,392.54 : 48,821.39 = 22,121.50 : x
2. Step 2: Convert to fraction form
   35,392.54/48,821.39 = 22,121.50/x
3. Step 3: Cross multiply
   35,392.54x = 48,821.39 × 22,121.50
4. Step 4: Simplify right side
   35,392.54x = 1,080,002,378.89
5. Step 5: Solve for x
   x = 1,080,002,378.89/35,392.54
6. Step 6: Final answer
   x = 30,514.97