Finding the Fourth Proportional to 5,935.56, 8,900.61 and 2,648.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,935.56 : 8,900.61 = 2,648.69 : x
2. Step 2: Convert to fraction form
   5,935.56/8,900.61 = 2,648.69/x
3. Step 3: Cross multiply
   5,935.56x = 8,900.61 × 2,648.69
4. Step 4: Simplify right side
   5,935.56x = 23,574,912.20
5. Step 5: Solve for x
   x = 23,574,912.20/5,935.56
6. Step 6: Final answer
   x = 3,971.81