Finding the Fourth Proportional to 2,063.90, 3,097.80 and 1,281.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063.90 : 3,097.80 = 1,281.53 : x
2. Step 2: Convert to fraction form
   2,063.90/3,097.80 = 1,281.53/x
3. Step 3: Cross multiply
   2,063.90x = 3,097.80 × 1,281.53
4. Step 4: Simplify right side
   2,063.90x = 3,969,908.15
5. Step 5: Solve for x
   x = 3,969,908.15/2,063.90
6. Step 6: Final answer
   x = 1,923.50