Finding the Fourth Proportional to 35,769.30, 49,361.85 and 19,854.06

Step by Step Solution

1. Step 1: Write the proportion equation
   35,769.30 : 49,361.85 = 19,854.06 : x
2. Step 2: Convert to fraction form
   35,769.30/49,361.85 = 19,854.06/x
3. Step 3: Cross multiply
   35,769.30x = 49,361.85 × 19,854.06
4. Step 4: Simplify right side
   35,769.30x = 980,033,131.61
5. Step 5: Solve for x
   x = 980,033,131.61/35,769.30
6. Step 6: Final answer
   x = 27,398.72