Finding the Fourth Proportional to 5,627.31, 7,766.18 and 3,735.55

Step by Step Solution

1. Step 1: Write the proportion equation
   5,627.31 : 7,766.18 = 3,735.55 : x
2. Step 2: Convert to fraction form
   5,627.31/7,766.18 = 3,735.55/x
3. Step 3: Cross multiply
   5,627.31x = 7,766.18 × 3,735.55
4. Step 4: Simplify right side
   5,627.31x = 29,010,953.70
5. Step 5: Solve for x
   x = 29,010,953.70/5,627.31
6. Step 6: Final answer
   x = 5,155.39