Finding the Fourth Proportional to 35,789.86, 49,391.58 and 19,874.32

Step by Step Solution

1. Step 1: Write the proportion equation
   35,789.86 : 49,391.58 = 19,874.32 : x
2. Step 2: Convert to fraction form
   35,789.86/49,391.58 = 19,874.32/x
3. Step 3: Cross multiply
   35,789.86x = 49,391.58 × 19,874.32
4. Step 4: Simplify right side
   35,789.86x = 981,624,066.23
5. Step 5: Solve for x
   x = 981,624,066.23/35,789.86
6. Step 6: Final answer
   x = 27,427.44