Finding the Fourth Proportional to 8,526.77, 12,791.86 and 3,596.40

Step by Step Solution

1. Step 1: Write the proportion equation
   8,526.77 : 12,791.86 = 3,596.40 : x
2. Step 2: Convert to fraction form
   8,526.77/12,791.86 = 3,596.40/x
3. Step 3: Cross multiply
   8,526.77x = 12,791.86 × 3,596.40
4. Step 4: Simplify right side
   8,526.77x = 46,004,636.31
5. Step 5: Solve for x
   x = 46,004,636.31/8,526.77
6. Step 6: Final answer
   x = 5,395.32