Finding the Fourth Proportional to 35,571.69, 49,081.83 and 21,425.45

Step by Step Solution

1. Step 1: Write the proportion equation
   35,571.69 : 49,081.83 = 21,425.45 : x
2. Step 2: Convert to fraction form
   35,571.69/49,081.83 = 21,425.45/x
3. Step 3: Cross multiply
   35,571.69x = 49,081.83 × 21,425.45
4. Step 4: Simplify right side
   35,571.69x = 1,051,600,049.16
5. Step 5: Solve for x
   x = 1,051,600,049.16/35,571.69
6. Step 6: Final answer
   x = 29,562.84