Finding the Fourth Proportional to 3,599.16, 4,968.72 and 2,553.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,599.16 : 4,968.72 = 2,553.72 : x
2. Step 2: Convert to fraction form
   3,599.16/4,968.72 = 2,553.72/x
3. Step 3: Cross multiply
   3,599.16x = 4,968.72 × 2,553.72
4. Step 4: Simplify right side
   3,599.16x = 12,688,719.64
5. Step 5: Solve for x
   x = 12,688,719.64/3,599.16
6. Step 6: Final answer
   x = 3,525.47