Finding the Fourth Proportional to 2,333.30, 3,499.94 and 2,216.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.30 : 3,499.94 = 2,216.51 : x
2. Step 2: Convert to fraction form
   2,333.30/3,499.94 = 2,216.51/x
3. Step 3: Cross multiply
   2,333.30x = 3,499.94 × 2,216.51
4. Step 4: Simplify right side
   2,333.30x = 7,757,652.01
5. Step 5: Solve for x
   x = 7,757,652.01/2,333.30
6. Step 6: Final answer
   x = 3,324.76