Finding the Fourth Proportional to 2,036.16, 2,809.54 and 1,196.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.16 : 2,809.54 = 1,196.90 : x
2. Step 2: Convert to fraction form
   2,036.16/2,809.54 = 1,196.90/x
3. Step 3: Cross multiply
   2,036.16x = 2,809.54 × 1,196.90
4. Step 4: Simplify right side
   2,036.16x = 3,362,737.58
5. Step 5: Solve for x
   x = 3,362,737.58/2,036.16
6. Step 6: Final answer
   x = 1,651.51