Finding the Fourth Proportional to 3,577.69, 5,359.15 and 2,654.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,577.69 : 5,359.15 = 2,654.29 : x
2. Step 2: Convert to fraction form
   3,577.69/5,359.15 = 2,654.29/x
3. Step 3: Cross multiply
   3,577.69x = 5,359.15 × 2,654.29
4. Step 4: Simplify right side
   3,577.69x = 14,224,738.25
5. Step 5: Solve for x
   x = 14,224,738.25/3,577.69
6. Step 6: Final answer
   x = 3,975.96