Finding the Fourth Proportional to 3,271.10, 4,907.95 and 1,191.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,271.10 : 4,907.95 = 1,191.25 : x
2. Step 2: Convert to fraction form
   3,271.10/4,907.95 = 1,191.25/x
3. Step 3: Cross multiply
   3,271.10x = 4,907.95 × 1,191.25
4. Step 4: Simplify right side
   3,271.10x = 5,846,577.69
5. Step 5: Solve for x
   x = 5,846,577.69/3,271.10
6. Step 6: Final answer
   x = 1,787.34