Finding the Fourth Proportional to 3,540.73, 5,310.49 and 943.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,540.73 : 5,310.49 = 943.93 : x
2. Step 2: Convert to fraction form
   3,540.73/5,310.49 = 943.93/x
3. Step 3: Cross multiply
   3,540.73x = 5,310.49 × 943.93
4. Step 4: Simplify right side
   3,540.73x = 5,012,730.83
5. Step 5: Solve for x
   x = 5,012,730.83/3,540.73
6. Step 6: Final answer
   x = 1,415.73