Finding the Fourth Proportional to 2,896.15, 4,343.55 and 1,726.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,896.15 : 4,343.55 = 1,726.48 : x
2. Step 2: Convert to fraction form
   2,896.15/4,343.55 = 1,726.48/x
3. Step 3: Cross multiply
   2,896.15x = 4,343.55 × 1,726.48
4. Step 4: Simplify right side
   2,896.15x = 7,499,026.17
5. Step 5: Solve for x
   x = 7,499,026.17/2,896.15
6. Step 6: Final answer
   x = 2,589.31