Finding the Fourth Proportional to 2,573.73, 3,860.76 and 930.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,573.73 : 3,860.76 = 930.29 : x
2. Step 2: Convert to fraction form
   2,573.73/3,860.76 = 930.29/x
3. Step 3: Cross multiply
   2,573.73x = 3,860.76 × 930.29
4. Step 4: Simplify right side
   2,573.73x = 3,591,610.61
5. Step 5: Solve for x
   x = 3,591,610.61/2,573.73
6. Step 6: Final answer
   x = 1,395.49