Finding the Fourth Proportional to 3,191.99, 4,404.69 and 1,775.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,191.99 : 4,404.69 = 1,775.60 : x
2. Step 2: Convert to fraction form
   3,191.99/4,404.69 = 1,775.60/x
3. Step 3: Cross multiply
   3,191.99x = 4,404.69 × 1,775.60
4. Step 4: Simplify right side
   3,191.99x = 7,820,945.54
5. Step 5: Solve for x
   x = 7,820,945.54/3,191.99
6. Step 6: Final answer
   x = 2,450.18