Finding the Fourth Proportional to 35,969.80, 49,636.50 and 19,839.91

Step by Step Solution

1. Step 1: Write the proportion equation
   35,969.80 : 49,636.50 = 19,839.91 : x
2. Step 2: Convert to fraction form
   35,969.80/49,636.50 = 19,839.91/x
3. Step 3: Cross multiply
   35,969.80x = 49,636.50 × 19,839.91
4. Step 4: Simplify right side
   35,969.80x = 984,783,767.21
5. Step 5: Solve for x
   x = 984,783,767.21/35,969.80
6. Step 6: Final answer
   x = 27,378.07