Finding the Fourth Proportional to 2,653.48, 3,983.01 and 1,267.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,653.48 : 3,983.01 = 1,267.98 : x
2. Step 2: Convert to fraction form
   2,653.48/3,983.01 = 1,267.98/x
3. Step 3: Cross multiply
   2,653.48x = 3,983.01 × 1,267.98
4. Step 4: Simplify right side
   2,653.48x = 5,050,377.02
5. Step 5: Solve for x
   x = 5,050,377.02/2,653.48
6. Step 6: Final answer
   x = 1,903.30