Finding the Fourth Proportional to 2,500.30, 3,749.10 and 1,037.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.30 : 3,749.10 = 1,037.80 : x
2. Step 2: Convert to fraction form
   2,500.30/3,749.10 = 1,037.80/x
3. Step 3: Cross multiply
   2,500.30x = 3,749.10 × 1,037.80
4. Step 4: Simplify right side
   2,500.30x = 3,890,815.98
5. Step 5: Solve for x
   x = 3,890,815.98/2,500.30
6. Step 6: Final answer
   x = 1,556.14