Finding the Fourth Proportional to 5,662.16, 7,811.06 and 3,984.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,662.16 : 7,811.06 = 3,984.48 : x
2. Step 2: Convert to fraction form
   5,662.16/7,811.06 = 3,984.48/x
3. Step 3: Cross multiply
   5,662.16x = 7,811.06 × 3,984.48
4. Step 4: Simplify right side
   5,662.16x = 31,122,992.43
5. Step 5: Solve for x
   x = 31,122,992.43/5,662.16
6. Step 6: Final answer
   x = 5,496.67