Finding the Fourth Proportional to 35,769.42, 49,361.79 and 19,853.86

Step by Step Solution

1. Step 1: Write the proportion equation
   35,769.42 : 49,361.79 = 19,853.86 : x
2. Step 2: Convert to fraction form
   35,769.42/49,361.79 = 19,853.86/x
3. Step 3: Cross multiply
   35,769.42x = 49,361.79 × 19,853.86
4. Step 4: Simplify right side
   35,769.42x = 980,022,068.01
5. Step 5: Solve for x
   x = 980,022,068.01/35,769.42
6. Step 6: Final answer
   x = 27,398.32