Finding the Fourth Proportional to 2,037.34, 2,811.81 and 1,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,037.34 : 2,811.81 = 1,153.50 : x
2. Step 2: Convert to fraction form
   2,037.34/2,811.81 = 1,153.50/x
3. Step 3: Cross multiply
   2,037.34x = 2,811.81 × 1,153.50
4. Step 4: Simplify right side
   2,037.34x = 3,243,422.84
5. Step 5: Solve for x
   x = 3,243,422.84/2,037.34
6. Step 6: Final answer
   x = 1,591.99