Finding the Fourth Proportional to 36,826.64, 50,850.72 and 30,021.72

Step by Step Solution

1. Step 1: Write the proportion equation
   36,826.64 : 50,850.72 = 30,021.72 : x
2. Step 2: Convert to fraction form
   36,826.64/50,850.72 = 30,021.72/x
3. Step 3: Cross multiply
   36,826.64x = 50,850.72 × 30,021.72
4. Step 4: Simplify right side
   36,826.64x = 1,526,626,077.64
5. Step 5: Solve for x
   x = 1,526,626,077.64/36,826.64
6. Step 6: Final answer
   x = 41,454.39