Finding the Fourth Proportional to 2,037.71, 2,812.43 and 1,187.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,037.71 : 2,812.43 = 1,187.53 : x
2. Step 2: Convert to fraction form
   2,037.71/2,812.43 = 1,187.53/x
3. Step 3: Cross multiply
   2,037.71x = 2,812.43 × 1,187.53
4. Step 4: Simplify right side
   2,037.71x = 3,339,825.00
5. Step 5: Solve for x
   x = 3,339,825.00/2,037.71
6. Step 6: Final answer
   x = 1,639.01