Finding the Fourth Proportional to 3,384.18, 5,071.41 and 2,227.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,384.18 : 5,071.41 = 2,227.50 : x
2. Step 2: Convert to fraction form
   3,384.18/5,071.41 = 2,227.50/x
3. Step 3: Cross multiply
   3,384.18x = 5,071.41 × 2,227.50
4. Step 4: Simplify right side
   3,384.18x = 11,296,565.78
5. Step 5: Solve for x
   x = 11,296,565.78/3,384.18
6. Step 6: Final answer
   x = 3,338.05