Finding the Fourth Proportional to 35,845.83, 49,471.10 and 20,738.21

Step by Step Solution

1. Step 1: Write the proportion equation
   35,845.83 : 49,471.10 = 20,738.21 : x
2. Step 2: Convert to fraction form
   35,845.83/49,471.10 = 20,738.21/x
3. Step 3: Cross multiply
   35,845.83x = 49,471.10 × 20,738.21
4. Step 4: Simplify right side
   35,845.83x = 1,025,941,709.68
5. Step 5: Solve for x
   x = 1,025,941,709.68/35,845.83
6. Step 6: Final answer
   x = 28,620.95