Finding the Fourth Proportional to 5,411.16, 8,112.42 and 2,335.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,411.16 : 8,112.42 = 2,335.32 : x
2. Step 2: Convert to fraction form
   5,411.16/8,112.42 = 2,335.32/x
3. Step 3: Cross multiply
   5,411.16x = 8,112.42 × 2,335.32
4. Step 4: Simplify right side
   5,411.16x = 18,945,096.67
5. Step 5: Solve for x
   x = 18,945,096.67/5,411.16
6. Step 6: Final answer
   x = 3,501.12