Finding the Fourth Proportional to 3,681.56, 5,515.86 and 3,462.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,681.56 : 5,515.86 = 3,462.32 : x
2. Step 2: Convert to fraction form
   3,681.56/5,515.86 = 3,462.32/x
3. Step 3: Cross multiply
   3,681.56x = 5,515.86 × 3,462.32
4. Step 4: Simplify right side
   3,681.56x = 19,097,672.40
5. Step 5: Solve for x
   x = 19,097,672.40/3,681.56
6. Step 6: Final answer
   x = 5,187.39