Finding the Fourth Proportional to 5,098.74, 7,035.62 and 2,860.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,098.74 : 7,035.62 = 2,860.30 : x
2. Step 2: Convert to fraction form
   5,098.74/7,035.62 = 2,860.30/x
3. Step 3: Cross multiply
   5,098.74x = 7,035.62 × 2,860.30
4. Step 4: Simplify right side
   5,098.74x = 20,123,983.89
5. Step 5: Solve for x
   x = 20,123,983.89/5,098.74
6. Step 6: Final answer
   x = 3,946.85