Finding the Fourth Proportional to 1,783.58, 2,461.37 and 1,037.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,783.58 : 2,461.37 = 1,037.57 : x
2. Step 2: Convert to fraction form
   1,783.58/2,461.37 = 1,037.57/x
3. Step 3: Cross multiply
   1,783.58x = 2,461.37 × 1,037.57
4. Step 4: Simplify right side
   1,783.58x = 2,553,826.18
5. Step 5: Solve for x
   x = 2,553,826.18/1,783.58
6. Step 6: Final answer
   x = 1,431.86