Finding the Fourth Proportional to 5,440.50, 7,507.89 and 2,956.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,440.50 : 7,507.89 = 2,956.50 : x
2. Step 2: Convert to fraction form
   5,440.50/7,507.89 = 2,956.50/x
3. Step 3: Cross multiply
   5,440.50x = 7,507.89 × 2,956.50
4. Step 4: Simplify right side
   5,440.50x = 22,197,076.79
5. Step 5: Solve for x
   x = 22,197,076.79/5,440.50
6. Step 6: Final answer
   x = 4,079.97