Finding the Fourth Proportional to 2,158.47, 3,235.28 and 1,060.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158.47 : 3,235.28 = 1,060.52 : x
2. Step 2: Convert to fraction form
   2,158.47/3,235.28 = 1,060.52/x
3. Step 3: Cross multiply
   2,158.47x = 3,235.28 × 1,060.52
4. Step 4: Simplify right side
   2,158.47x = 3,431,057.67
5. Step 5: Solve for x
   x = 3,431,057.67/2,158.47
6. Step 6: Final answer
   x = 1,589.58