Finding the Fourth Proportional to 5,074.84, 7,614.06 and 3,977.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,074.84 : 7,614.06 = 3,977.56 : x
2. Step 2: Convert to fraction form
   5,074.84/7,614.06 = 3,977.56/x
3. Step 3: Cross multiply
   5,074.84x = 7,614.06 × 3,977.56
4. Step 4: Simplify right side
   5,074.84x = 30,285,380.49
5. Step 5: Solve for x
   x = 30,285,380.49/5,074.84
6. Step 6: Final answer
   x = 5,967.75