Finding the Fourth Proportional to 2,077.25, 3,116.23 and 1,037.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.25 : 3,116.23 = 1,037.30 : x
2. Step 2: Convert to fraction form
   2,077.25/3,116.23 = 1,037.30/x
3. Step 3: Cross multiply
   2,077.25x = 3,116.23 × 1,037.30
4. Step 4: Simplify right side
   2,077.25x = 3,232,447.20
5. Step 5: Solve for x
   x = 3,232,447.20/2,077.25
6. Step 6: Final answer
   x = 1,556.12