Finding the Fourth Proportional to 9,781.82, 14,675.49 and 3,942.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,781.82 : 14,675.49 = 3,942.53 : x
2. Step 2: Convert to fraction form
   9,781.82/14,675.49 = 3,942.53/x
3. Step 3: Cross multiply
   9,781.82x = 14,675.49 × 3,942.53
4. Step 4: Simplify right side
   9,781.82x = 57,858,559.59
5. Step 5: Solve for x
   x = 57,858,559.59/9,781.82
6. Step 6: Final answer
   x = 5,914.91