Finding the Fourth Proportional to 3,271.15, 4,907.02 and 1,191.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,271.15 : 4,907.02 = 1,191.37 : x
2. Step 2: Convert to fraction form
   3,271.15/4,907.02 = 1,191.37/x
3. Step 3: Cross multiply
   3,271.15x = 4,907.02 × 1,191.37
4. Step 4: Simplify right side
   3,271.15x = 5,846,076.42
5. Step 5: Solve for x
   x = 5,846,076.42/3,271.15
6. Step 6: Final answer
   x = 1,787.17