Finding the Fourth Proportional to 2,553.61, 3,524.16 and 1,506.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.61 : 3,524.16 = 1,506.28 : x
2. Step 2: Convert to fraction form
   2,553.61/3,524.16 = 1,506.28/x
3. Step 3: Cross multiply
   2,553.61x = 3,524.16 × 1,506.28
4. Step 4: Simplify right side
   2,553.61x = 5,308,371.72
5. Step 5: Solve for x
   x = 5,308,371.72/2,553.61
6. Step 6: Final answer
   x = 2,078.77