Finding the Fourth Proportional to 3,641.10, 5,447.88 and 2,230.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,641.10 : 5,447.88 = 2,230.50 : x
2. Step 2: Convert to fraction form
   3,641.10/5,447.88 = 2,230.50/x
3. Step 3: Cross multiply
   3,641.10x = 5,447.88 × 2,230.50
4. Step 4: Simplify right side
   3,641.10x = 12,151,496.34
5. Step 5: Solve for x
   x = 12,151,496.34/3,641.10
6. Step 6: Final answer
   x = 3,337.31