Finding the Fourth Proportional to 2,554.76, 3,525.90 and 1,560.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.76 : 3,525.90 = 1,560.17 : x
2. Step 2: Convert to fraction form
   2,554.76/3,525.90 = 1,560.17/x
3. Step 3: Cross multiply
   2,554.76x = 3,525.90 × 1,560.17
4. Step 4: Simplify right side
   2,554.76x = 5,501,003.40
5. Step 5: Solve for x
   x = 5,501,003.40/2,554.76
6. Step 6: Final answer
   x = 2,153.24