Finding the Fourth Proportional to 2,060.15, 2,843.84 and 1,431.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.15 : 2,843.84 = 1,431.59 : x
2. Step 2: Convert to fraction form
   2,060.15/2,843.84 = 1,431.59/x
3. Step 3: Cross multiply
   2,060.15x = 2,843.84 × 1,431.59
4. Step 4: Simplify right side
   2,060.15x = 4,071,202.27
5. Step 5: Solve for x
   x = 4,071,202.27/2,060.15
6. Step 6: Final answer
   x = 1,976.17