Finding the Fourth Proportional to 5,572.17, 7,697.97 and 3,662.55

Step by Step Solution

1. Step 1: Write the proportion equation
   5,572.17 : 7,697.97 = 3,662.55 : x
2. Step 2: Convert to fraction form
   5,572.17/7,697.97 = 3,662.55/x
3. Step 3: Cross multiply
   5,572.17x = 7,697.97 × 3,662.55
4. Step 4: Simplify right side
   5,572.17x = 28,194,228.89
5. Step 5: Solve for x
   x = 28,194,228.89/5,572.17
6. Step 6: Final answer
   x = 5,059.83