Finding the Fourth Proportional to 2,375.12, 3,546.46 and 2,126.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.12 : 3,546.46 = 2,126.72 : x
2. Step 2: Convert to fraction form
   2,375.12/3,546.46 = 2,126.72/x
3. Step 3: Cross multiply
   2,375.12x = 3,546.46 × 2,126.72
4. Step 4: Simplify right side
   2,375.12x = 7,542,327.41
5. Step 5: Solve for x
   x = 7,542,327.41/2,375.12
6. Step 6: Final answer
   x = 3,175.56