Finding the Fourth Proportional to 5,570.80, 7,687.52 and 3,052.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,570.80 : 7,687.52 = 3,052.89 : x
2. Step 2: Convert to fraction form
   5,570.80/7,687.52 = 3,052.89/x
3. Step 3: Cross multiply
   5,570.80x = 7,687.52 × 3,052.89
4. Step 4: Simplify right side
   5,570.80x = 23,469,152.93
5. Step 5: Solve for x
   x = 23,469,152.93/5,570.80
6. Step 6: Final answer
   x = 4,212.89