Finding the Fourth Proportional to 3,546.38, 5,310.27 and 2,500.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546.38 : 5,310.27 = 2,500.72 : x
2. Step 2: Convert to fraction form
   3,546.38/5,310.27 = 2,500.72/x
3. Step 3: Cross multiply
   3,546.38x = 5,310.27 × 2,500.72
4. Step 4: Simplify right side
   3,546.38x = 13,279,498.39
5. Step 5: Solve for x
   x = 13,279,498.39/3,546.38
6. Step 6: Final answer
   x = 3,744.52