Finding the Fourth Proportional to 10,493.94, 15,741.12 and 3,918.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,493.94 : 15,741.12 = 3,918.81 : x
2. Step 2: Convert to fraction form
   10,493.94/15,741.12 = 3,918.81/x
3. Step 3: Cross multiply
   10,493.94x = 15,741.12 × 3,918.81
4. Step 4: Simplify right side
   10,493.94x = 61,686,458.47
5. Step 5: Solve for x
   x = 61,686,458.47/10,493.94
6. Step 6: Final answer
   x = 5,878.29