Finding the Fourth Proportional to 5,820.51, 8,029.89 and 3,828.45

Step by Step Solution

1. Step 1: Write the proportion equation
   5,820.51 : 8,029.89 = 3,828.45 : x
2. Step 2: Convert to fraction form
   5,820.51/8,029.89 = 3,828.45/x
3. Step 3: Cross multiply
   5,820.51x = 8,029.89 × 3,828.45
4. Step 4: Simplify right side
   5,820.51x = 30,742,032.37
5. Step 5: Solve for x
   x = 30,742,032.37/5,820.51
6. Step 6: Final answer
   x = 5,281.67