Finding the Fourth Proportional to 2,368.89, 3,557.37 and 2,245.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368.89 : 3,557.37 = 2,245.77 : x
2. Step 2: Convert to fraction form
   2,368.89/3,557.37 = 2,245.77/x
3. Step 3: Cross multiply
   2,368.89x = 3,557.37 × 2,245.77
4. Step 4: Simplify right side
   2,368.89x = 7,989,034.82
5. Step 5: Solve for x
   x = 7,989,034.82/2,368.89
6. Step 6: Final answer
   x = 3,372.48