Finding the Fourth Proportional to 8,536.93, 12,807.12 and 3,606.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,536.93 : 12,807.12 = 3,606.55 : x
2. Step 2: Convert to fraction form
   8,536.93/12,807.12 = 3,606.55/x
3. Step 3: Cross multiply
   8,536.93x = 12,807.12 × 3,606.55
4. Step 4: Simplify right side
   8,536.93x = 46,189,518.64
5. Step 5: Solve for x
   x = 46,189,518.64/8,536.93
6. Step 6: Final answer
   x = 5,410.55