Finding the Fourth Proportional to 1,719.52, 2,558.60 and 1,713.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,719.52 : 2,558.60 = 1,713.76 : x
2. Step 2: Convert to fraction form
   1,719.52/2,558.60 = 1,713.76/x
3. Step 3: Cross multiply
   1,719.52x = 2,558.60 × 1,713.76
4. Step 4: Simplify right side
   1,719.52x = 4,384,826.34
5. Step 5: Solve for x
   x = 4,384,826.34/1,719.52
6. Step 6: Final answer
   x = 2,550.03