Finding the Fourth Proportional to 1,783.42, 2,461.28 and 1,037.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,783.42 : 2,461.28 = 1,037.34 : x
2. Step 2: Convert to fraction form
   1,783.42/2,461.28 = 1,037.34/x
3. Step 3: Cross multiply
   1,783.42x = 2,461.28 × 1,037.34
4. Step 4: Simplify right side
   1,783.42x = 2,553,166.70
5. Step 5: Solve for x
   x = 2,553,166.70/1,783.42
6. Step 6: Final answer
   x = 1,431.61