Finding the Fourth Proportional to 3,677.34, 5,516.82 and 3,515.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,677.34 : 5,516.82 = 3,515.88 : x
2. Step 2: Convert to fraction form
   3,677.34/5,516.82 = 3,515.88/x
3. Step 3: Cross multiply
   3,677.34x = 5,516.82 × 3,515.88
4. Step 4: Simplify right side
   3,677.34x = 19,396,477.10
5. Step 5: Solve for x
   x = 19,396,477.10/3,677.34
6. Step 6: Final answer
   x = 5,274.59