Finding the Fourth Proportional to 35,834.30, 49,451.32 and 19,918.78

Step by Step Solution

1. Step 1: Write the proportion equation
   35,834.30 : 49,451.32 = 19,918.78 : x
2. Step 2: Convert to fraction form
   35,834.30/49,451.32 = 19,918.78/x
3. Step 3: Cross multiply
   35,834.30x = 49,451.32 × 19,918.78
4. Step 4: Simplify right side
   35,834.30x = 985,009,963.79
5. Step 5: Solve for x
   x = 985,009,963.79/35,834.30
6. Step 6: Final answer
   x = 27,487.91