Finding the Fourth Proportional to 2,191.50, 3,288.87 and 1,037.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191.50 : 3,288.87 = 1,037.25 : x
2. Step 2: Convert to fraction form
   2,191.50/3,288.87 = 1,037.25/x
3. Step 3: Cross multiply
   2,191.50x = 3,288.87 × 1,037.25
4. Step 4: Simplify right side
   2,191.50x = 3,411,380.41
5. Step 5: Solve for x
   x = 3,411,380.41/2,191.50
6. Step 6: Final answer
   x = 1,556.64