Finding the Fourth Proportional to 35,561.59, 49,076.42 and 20,454.26

Step by Step Solution

1. Step 1: Write the proportion equation
   35,561.59 : 49,076.42 = 20,454.26 : x
2. Step 2: Convert to fraction form
   35,561.59/49,076.42 = 20,454.26/x
3. Step 3: Cross multiply
   35,561.59x = 49,076.42 × 20,454.26
4. Step 4: Simplify right side
   35,561.59x = 1,003,821,506.90
5. Step 5: Solve for x
   x = 1,003,821,506.90/35,561.59
6. Step 6: Final answer
   x = 28,227.69