Finding the Fourth Proportional to 5,953.72, 8,216.46 and 4,065.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,953.72 : 8,216.46 = 4,065.60 : x
2. Step 2: Convert to fraction form
   5,953.72/8,216.46 = 4,065.60/x
3. Step 3: Cross multiply
   5,953.72x = 8,216.46 × 4,065.60
4. Step 4: Simplify right side
   5,953.72x = 33,404,839.78
5. Step 5: Solve for x
   x = 33,404,839.78/5,953.72
6. Step 6: Final answer
   x = 5,610.75