Finding the Fourth Proportional to 35,570.67, 49,087.58 and 20,464.35

Step by Step Solution

1. Step 1: Write the proportion equation
   35,570.67 : 49,087.58 = 20,464.35 : x
2. Step 2: Convert to fraction form
   35,570.67/49,087.58 = 20,464.35/x
3. Step 3: Cross multiply
   35,570.67x = 49,087.58 × 20,464.35
4. Step 4: Simplify right side
   35,570.67x = 1,004,545,315.45
5. Step 5: Solve for x
   x = 1,004,545,315.45/35,570.67
6. Step 6: Final answer
   x = 28,240.83