Finding the Fourth Proportional to 2,627.62, 3,939.37 and 1,458.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.62 : 3,939.37 = 1,458.02 : x
2. Step 2: Convert to fraction form
   2,627.62/3,939.37 = 1,458.02/x
3. Step 3: Cross multiply
   2,627.62x = 3,939.37 × 1,458.02
4. Step 4: Simplify right side
   2,627.62x = 5,743,686.45
5. Step 5: Solve for x
   x = 5,743,686.45/2,627.62
6. Step 6: Final answer
   x = 2,185.89