Finding the Fourth Proportional to 5,557.94, 7,670.24 and 3,200.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,557.94 : 7,670.24 = 3,200.42 : x
2. Step 2: Convert to fraction form
   5,557.94/7,670.24 = 3,200.42/x
3. Step 3: Cross multiply
   5,557.94x = 7,670.24 × 3,200.42
4. Step 4: Simplify right side
   5,557.94x = 24,547,989.50
5. Step 5: Solve for x
   x = 24,547,989.50/5,557.94
6. Step 6: Final answer
   x = 4,416.74