Finding the Fourth Proportional to 5,626.08, 7,762.40 and 3,636.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,626.08 : 7,762.40 = 3,636.72 : x
2. Step 2: Convert to fraction form
   5,626.08/7,762.40 = 3,636.72/x
3. Step 3: Cross multiply
   5,626.08x = 7,762.40 × 3,636.72
4. Step 4: Simplify right side
   5,626.08x = 28,229,675.33
5. Step 5: Solve for x
   x = 28,229,675.33/5,626.08
6. Step 6: Final answer
   x = 5,017.65