Finding the Fourth Proportional to 2,745.31, 3,780.93 and 2,372.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,745.31 : 3,780.93 = 2,372.17 : x
2. Step 2: Convert to fraction form
   2,745.31/3,780.93 = 2,372.17/x
3. Step 3: Cross multiply
   2,745.31x = 3,780.93 × 2,372.17
4. Step 4: Simplify right side
   2,745.31x = 8,969,008.72
5. Step 5: Solve for x
   x = 8,969,008.72/2,745.31
6. Step 6: Final answer
   x = 3,267.03