Finding the Fourth Proportional to 2,589.72, 3,573.90 and 1,410.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589.72 : 3,573.90 = 1,410.90 : x
2. Step 2: Convert to fraction form
   2,589.72/3,573.90 = 1,410.90/x
3. Step 3: Cross multiply
   2,589.72x = 3,573.90 × 1,410.90
4. Step 4: Simplify right side
   2,589.72x = 5,042,415.51
5. Step 5: Solve for x
   x = 5,042,415.51/2,589.72
6. Step 6: Final answer
   x = 1,947.09