Finding the Fourth Proportional to 3,072.74, 4,608.76 and 1,097.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,072.74 : 4,608.76 = 1,097.94 : x
2. Step 2: Convert to fraction form
   3,072.74/4,608.76 = 1,097.94/x
3. Step 3: Cross multiply
   3,072.74x = 4,608.76 × 1,097.94
4. Step 4: Simplify right side
   3,072.74x = 5,060,141.95
5. Step 5: Solve for x
   x = 5,060,141.95/3,072.74
6. Step 6: Final answer
   x = 1,646.79