Finding the Fourth Proportional to 2,036.42, 2,809.76 and 1,197.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.42 : 2,809.76 = 1,197.15 : x
2. Step 2: Convert to fraction form
   2,036.42/2,809.76 = 1,197.15/x
3. Step 3: Cross multiply
   2,036.42x = 2,809.76 × 1,197.15
4. Step 4: Simplify right side
   2,036.42x = 3,363,698.20
5. Step 5: Solve for x
   x = 3,363,698.20/2,036.42
6. Step 6: Final answer
   x = 1,651.77