Finding the Fourth Proportional to 5,077.42, 7,006.82 and 3,087.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,077.42 : 7,006.82 = 3,087.59 : x
2. Step 2: Convert to fraction form
   5,077.42/7,006.82 = 3,087.59/x
3. Step 3: Cross multiply
   5,077.42x = 7,006.82 × 3,087.59
4. Step 4: Simplify right side
   5,077.42x = 21,634,136.89
5. Step 5: Solve for x
   x = 21,634,136.89/5,077.42
6. Step 6: Final answer
   x = 4,260.85