Finding the Fourth Proportional to 35,544.07, 49,056.30 and 21,940.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,544.07 : 49,056.30 = 21,940.05 : x
2. Step 2: Convert to fraction form
   35,544.07/49,056.30 = 21,940.05/x
3. Step 3: Cross multiply
   35,544.07x = 49,056.30 × 21,940.05
4. Step 4: Simplify right side
   35,544.07x = 1,076,297,674.82
5. Step 5: Solve for x
   x = 1,076,297,674.82/35,544.07
6. Step 6: Final answer
   x = 30,280.65