Finding the Fourth Proportional to 3,633.10, 5,435.91 and 2,222.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,633.10 : 5,435.91 = 2,222.50 : x
2. Step 2: Convert to fraction form
   3,633.10/5,435.91 = 2,222.50/x
3. Step 3: Cross multiply
   3,633.10x = 5,435.91 × 2,222.50
4. Step 4: Simplify right side
   3,633.10x = 12,081,309.98
5. Step 5: Solve for x
   x = 12,081,309.98/3,633.10
6. Step 6: Final answer
   x = 3,325.34