Finding the Fourth Proportional to 10,747.70, 16,111.83 and 3,820.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,747.70 : 16,111.83 = 3,820.58 : x
2. Step 2: Convert to fraction form
   10,747.70/16,111.83 = 3,820.58/x
3. Step 3: Cross multiply
   10,747.70x = 16,111.83 × 3,820.58
4. Step 4: Simplify right side
   10,747.70x = 61,556,535.46
5. Step 5: Solve for x
   x = 61,556,535.46/10,747.70
6. Step 6: Final answer
   x = 5,727.41