Finding the Fourth Proportional to 3,411.56, 5,116.12 and 2,316.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.56 : 5,116.12 = 2,316.84 : x
2. Step 2: Convert to fraction form
   3,411.56/5,116.12 = 2,316.84/x
3. Step 3: Cross multiply
   3,411.56x = 5,116.12 × 2,316.84
4. Step 4: Simplify right side
   3,411.56x = 11,853,225.67
5. Step 5: Solve for x
   x = 11,853,225.67/3,411.56
6. Step 6: Final answer
   x = 3,474.43