Finding the Fourth Proportional to 2,527.50, 3,487.95 and 1,423.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.50 : 3,487.95 = 1,423.50 : x
2. Step 2: Convert to fraction form
   2,527.50/3,487.95 = 1,423.50/x
3. Step 3: Cross multiply
   2,527.50x = 3,487.95 × 1,423.50
4. Step 4: Simplify right side
   2,527.50x = 4,965,096.83
5. Step 5: Solve for x
   x = 4,965,096.83/2,527.50
6. Step 6: Final answer
   x = 1,964.43