Finding the Fourth Proportional to 35,932.72, 49,613.76 and 21,804.64

Step by Step Solution

1. Step 1: Write the proportion equation
   35,932.72 : 49,613.76 = 21,804.64 : x
2. Step 2: Convert to fraction form
   35,932.72/49,613.76 = 21,804.64/x
3. Step 3: Cross multiply
   35,932.72x = 49,613.76 × 21,804.64
4. Step 4: Simplify right side
   35,932.72x = 1,081,810,175.85
5. Step 5: Solve for x
   x = 1,081,810,175.85/35,932.72
6. Step 6: Final answer
   x = 30,106.55