Finding the Fourth Proportional to 3,754.45, 5,180.72 and 2,075.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,754.45 : 5,180.72 = 2,075.43 : x
2. Step 2: Convert to fraction form
   3,754.45/5,180.72 = 2,075.43/x
3. Step 3: Cross multiply
   3,754.45x = 5,180.72 × 2,075.43
4. Step 4: Simplify right side
   3,754.45x = 10,752,221.71
5. Step 5: Solve for x
   x = 10,752,221.71/3,754.45
6. Step 6: Final answer
   x = 2,863.86