Finding the Fourth Proportional to 2,803.62, 4,203.81 and 1,340.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,803.62 : 4,203.81 = 1,340.76 : x
2. Step 2: Convert to fraction form
   2,803.62/4,203.81 = 1,340.76/x
3. Step 3: Cross multiply
   2,803.62x = 4,203.81 × 1,340.76
4. Step 4: Simplify right side
   2,803.62x = 5,636,300.30
5. Step 5: Solve for x
   x = 5,636,300.30/2,803.62
6. Step 6: Final answer
   x = 2,010.37