Finding the Fourth Proportional to 2,196.64, 3,292.87 and 1,026.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.64 : 3,292.87 = 1,026.19 : x
2. Step 2: Convert to fraction form
   2,196.64/3,292.87 = 1,026.19/x
3. Step 3: Cross multiply
   2,196.64x = 3,292.87 × 1,026.19
4. Step 4: Simplify right side
   2,196.64x = 3,379,110.27
5. Step 5: Solve for x
   x = 3,379,110.27/2,196.64
6. Step 6: Final answer
   x = 1,538.31