Finding the Fourth Proportional to 5,552.06, 7,651.32 and 3,977.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,552.06 : 7,651.32 = 3,977.42 : x
2. Step 2: Convert to fraction form
   5,552.06/7,651.32 = 3,977.42/x
3. Step 3: Cross multiply
   5,552.06x = 7,651.32 × 3,977.42
4. Step 4: Simplify right side
   5,552.06x = 30,432,513.19
5. Step 5: Solve for x
   x = 30,432,513.19/5,552.06
6. Step 6: Final answer
   x = 5,481.30