Finding the Fourth Proportional to 35,930.24, 49,573.68 and 21,773.60

Step by Step Solution

1. Step 1: Write the proportion equation
   35,930.24 : 49,573.68 = 21,773.60 : x
2. Step 2: Convert to fraction form
   35,930.24/49,573.68 = 21,773.60/x
3. Step 3: Cross multiply
   35,930.24x = 49,573.68 × 21,773.60
4. Step 4: Simplify right side
   35,930.24x = 1,079,397,478.85
5. Step 5: Solve for x
   x = 1,079,397,478.85/35,930.24
6. Step 6: Final answer
   x = 30,041.48