Finding the Fourth Proportional to 5,577.42, 7,696.50 and 3,059.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,577.42 : 7,696.50 = 3,059.10 : x
2. Step 2: Convert to fraction form
   5,577.42/7,696.50 = 3,059.10/x
3. Step 3: Cross multiply
   5,577.42x = 7,696.50 × 3,059.10
4. Step 4: Simplify right side
   5,577.42x = 23,544,363.15
5. Step 5: Solve for x
   x = 23,544,363.15/5,577.42
6. Step 6: Final answer
   x = 4,221.37