Finding the Fourth Proportional to 5,097.78, 7,034.85 and 2,974.55

Step by Step Solution

1. Step 1: Write the proportion equation
   5,097.78 : 7,034.85 = 2,974.55 : x
2. Step 2: Convert to fraction form
   5,097.78/7,034.85 = 2,974.55/x
3. Step 3: Cross multiply
   5,097.78x = 7,034.85 × 2,974.55
4. Step 4: Simplify right side
   5,097.78x = 20,925,477.89
5. Step 5: Solve for x
   x = 20,925,477.89/5,097.78
6. Step 6: Final answer
   x = 4,104.82