Finding the Fourth Proportional to 3,195.82, 4,790.89 and 1,247.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,195.82 : 4,790.89 = 1,247.59 : x
2. Step 2: Convert to fraction form
   3,195.82/4,790.89 = 1,247.59/x
3. Step 3: Cross multiply
   3,195.82x = 4,790.89 × 1,247.59
4. Step 4: Simplify right side
   3,195.82x = 5,977,066.46
5. Step 5: Solve for x
   x = 5,977,066.46/3,195.82
6. Step 6: Final answer
   x = 1,870.28