Finding the Fourth Proportional to 35,754.74, 49,341.55 and 19,839.30

Step by Step Solution

1. Step 1: Write the proportion equation
   35,754.74 : 49,341.55 = 19,839.30 : x
2. Step 2: Convert to fraction form
   35,754.74/49,341.55 = 19,839.30/x
3. Step 3: Cross multiply
   35,754.74x = 49,341.55 × 19,839.30
4. Step 4: Simplify right side
   35,754.74x = 978,901,713.72
5. Step 5: Solve for x
   x = 978,901,713.72/35,754.74
6. Step 6: Final answer
   x = 27,378.24