Finding the Fourth Proportional to 3,133.29, 4,700.83 and 1,259.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,133.29 : 4,700.83 = 1,259.76 : x
2. Step 2: Convert to fraction form
   3,133.29/4,700.83 = 1,259.76/x
3. Step 3: Cross multiply
   3,133.29x = 4,700.83 × 1,259.76
4. Step 4: Simplify right side
   3,133.29x = 5,921,914.45
5. Step 5: Solve for x
   x = 5,921,914.45/3,133.29
6. Step 6: Final answer
   x = 1,890.00