Finding the Fourth Proportional to 3,828.04, 5,710.25 and 3,764.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,828.04 : 5,710.25 = 3,764.61 : x
2. Step 2: Convert to fraction form
   3,828.04/5,710.25 = 3,764.61/x
3. Step 3: Cross multiply
   3,828.04x = 5,710.25 × 3,764.61
4. Step 4: Simplify right side
   3,828.04x = 21,496,864.25
5. Step 5: Solve for x
   x = 21,496,864.25/3,828.04
6. Step 6: Final answer
   x = 5,615.63