Finding the Fourth Proportional to 2,384.03, 3,288.20 and 2,279.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.03 : 3,288.20 = 2,279.34 : x
2. Step 2: Convert to fraction form
   2,384.03/3,288.20 = 2,279.34/x
3. Step 3: Cross multiply
   2,384.03x = 3,288.20 × 2,279.34
4. Step 4: Simplify right side
   2,384.03x = 7,494,914.39
5. Step 5: Solve for x
   x = 7,494,914.39/2,384.03
6. Step 6: Final answer
   x = 3,143.80