Finding the Fourth Proportional to 35,839.58, 49,451.42 and 20,726.73

Step by Step Solution

1. Step 1: Write the proportion equation
   35,839.58 : 49,451.42 = 20,726.73 : x
2. Step 2: Convert to fraction form
   35,839.58/49,451.42 = 20,726.73/x
3. Step 3: Cross multiply
   35,839.58x = 49,451.42 × 20,726.73
4. Step 4: Simplify right side
   35,839.58x = 1,024,966,126.82
5. Step 5: Solve for x
   x = 1,024,966,126.82/35,839.58
6. Step 6: Final answer
   x = 28,598.72