Finding the Fourth Proportional to 2,355.68, 3,516.31 and 2,184.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.68 : 3,516.31 = 2,184.37 : x
2. Step 2: Convert to fraction form
   2,355.68/3,516.31 = 2,184.37/x
3. Step 3: Cross multiply
   2,355.68x = 3,516.31 × 2,184.37
4. Step 4: Simplify right side
   2,355.68x = 7,680,916.01
5. Step 5: Solve for x
   x = 7,680,916.01/2,355.68
6. Step 6: Final answer
   x = 3,260.59