Finding the Fourth Proportional to 3,407.96, 5,111.98 and 942.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407.96 : 5,111.98 = 942.92 : x
2. Step 2: Convert to fraction form
   3,407.96/5,111.98 = 942.92/x
3. Step 3: Cross multiply
   3,407.96x = 5,111.98 × 942.92
4. Step 4: Simplify right side
   3,407.96x = 4,820,179.43
5. Step 5: Solve for x
   x = 4,820,179.43/3,407.96
6. Step 6: Final answer
   x = 1,414.39