Finding the Fourth Proportional to 3,402.43, 5,099.69 and 1,942.61

Step by Step Solution

1. Step 1: Write the proportion equation
   3,402.43 : 5,099.69 = 1,942.61 : x
2. Step 2: Convert to fraction form
   3,402.43/5,099.69 = 1,942.61/x
3. Step 3: Cross multiply
   3,402.43x = 5,099.69 × 1,942.61
4. Step 4: Simplify right side
   3,402.43x = 9,906,688.15
5. Step 5: Solve for x
   x = 9,906,688.15/3,402.43
6. Step 6: Final answer
   x = 2,911.65