Finding the Fourth Proportional to 2,076.90, 3,112.98 and 1,037.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.90 : 3,112.98 = 1,037.62 : x
2. Step 2: Convert to fraction form
   2,076.90/3,112.98 = 1,037.62/x
3. Step 3: Cross multiply
   2,076.90x = 3,112.98 × 1,037.62
4. Step 4: Simplify right side
   2,076.90x = 3,230,090.31
5. Step 5: Solve for x
   x = 3,230,090.31/2,076.90
6. Step 6: Final answer
   x = 1,555.25