Finding the Fourth Proportional to 2,103.63, 3,153.26 and 1,177.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,103.63 : 3,153.26 = 1,177.83 : x
2. Step 2: Convert to fraction form
   2,103.63/3,153.26 = 1,177.83/x
3. Step 3: Cross multiply
   2,103.63x = 3,153.26 × 1,177.83
4. Step 4: Simplify right side
   2,103.63x = 3,713,998.34
5. Step 5: Solve for x
   x = 3,713,998.34/2,103.63
6. Step 6: Final answer
   x = 1,765.52