Finding the Fourth Proportional to 40,300.54, 55,614.30 and 22,395.49

Step by Step Solution

1. Step 1: Write the proportion equation
   40,300.54 : 55,614.30 = 22,395.49 : x
2. Step 2: Convert to fraction form
   40,300.54/55,614.30 = 22,395.49/x
3. Step 3: Cross multiply
   40,300.54x = 55,614.30 × 22,395.49
4. Step 4: Simplify right side
   40,300.54x = 1,245,509,276.49
5. Step 5: Solve for x
   x = 1,245,509,276.49/40,300.54
6. Step 6: Final answer
   x = 30,905.53