Finding the Fourth Proportional to 2,147.34, 2,963.82 and 1,263.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147.34 : 2,963.82 = 1,263.42 : x
2. Step 2: Convert to fraction form
   2,147.34/2,963.82 = 1,263.42/x
3. Step 3: Cross multiply
   2,147.34x = 2,963.82 × 1,263.42
4. Step 4: Simplify right side
   2,147.34x = 3,744,549.46
5. Step 5: Solve for x
   x = 3,744,549.46/2,147.34
6. Step 6: Final answer
   x = 1,743.81