Finding the Fourth Proportional to 2,196.56, 3,030.68 and 1,411.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.56 : 3,030.68 = 1,411.68 : x
2. Step 2: Convert to fraction form
   2,196.56/3,030.68 = 1,411.68/x
3. Step 3: Cross multiply
   2,196.56x = 3,030.68 × 1,411.68
4. Step 4: Simplify right side
   2,196.56x = 4,278,350.34
5. Step 5: Solve for x
   x = 4,278,350.34/2,196.56
6. Step 6: Final answer
   x = 1,947.75