Finding the Fourth Proportional to 35,986.28, 49,659.89 and 19,853.55

Step by Step Solution

1. Step 1: Write the proportion equation
   35,986.28 : 49,659.89 = 19,853.55 : x
2. Step 2: Convert to fraction form
   35,986.28/49,659.89 = 19,853.55/x
3. Step 3: Cross multiply
   35,986.28x = 49,659.89 × 19,853.55
4. Step 4: Simplify right side
   35,986.28x = 985,925,009.84
5. Step 5: Solve for x
   x = 985,925,009.84/35,986.28
6. Step 6: Final answer
   x = 27,397.25