Finding the Fourth Proportional to 5,853.72, 8,075.07 and 3,965.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,853.72 : 8,075.07 = 3,965.34 : x
2. Step 2: Convert to fraction form
   5,853.72/8,075.07 = 3,965.34/x
3. Step 3: Cross multiply
   5,853.72x = 8,075.07 × 3,965.34
4. Step 4: Simplify right side
   5,853.72x = 32,020,398.07
5. Step 5: Solve for x
   x = 32,020,398.07/5,853.72
6. Step 6: Final answer
   x = 5,470.09