Finding the Fourth Proportional to 3,645.59, 5,460.17 and 2,554.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645.59 : 5,460.17 = 2,554.82 : x
2. Step 2: Convert to fraction form
   3,645.59/5,460.17 = 2,554.82/x
3. Step 3: Cross multiply
   3,645.59x = 5,460.17 × 2,554.82
4. Step 4: Simplify right side
   3,645.59x = 13,949,746.29
5. Step 5: Solve for x
   x = 13,949,746.29/3,645.59
6. Step 6: Final answer
   x = 3,826.48