Finding the Fourth Proportional to 3,101.82, 4,650.90 and 1,253.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,101.82 : 4,650.90 = 1,253.00 : x
2. Step 2: Convert to fraction form
   3,101.82/4,650.90 = 1,253.00/x
3. Step 3: Cross multiply
   3,101.82x = 4,650.90 × 1,253.00
4. Step 4: Simplify right side
   3,101.82x = 5,827,554.45
5. Step 5: Solve for x
   x = 5,827,554.45/3,101.82
6. Step 6: Final answer
   x = 1,878.75