Finding the Fourth Proportional to 6,284.79, 9,423.27 and 2,123.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,284.79 : 9,423.27 = 2,123.55 : x
2. Step 2: Convert to fraction form
   6,284.79/9,423.27 = 2,123.55/x
3. Step 3: Cross multiply
   6,284.79x = 9,423.27 × 2,123.55
4. Step 4: Simplify right side
   6,284.79x = 20,010,785.01
5. Step 5: Solve for x
   x = 20,010,785.01/6,284.79
6. Step 6: Final answer
   x = 3,184.00