Finding the Fourth Proportional to 2,073.20, 2,861.00 and 1,141.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.20 : 2,861.00 = 1,141.70 : x
2. Step 2: Convert to fraction form
   2,073.20/2,861.00 = 1,141.70/x
3. Step 3: Cross multiply
   2,073.20x = 2,861.00 × 1,141.70
4. Step 4: Simplify right side
   2,073.20x = 3,266,383.69
5. Step 5: Solve for x
   x = 3,266,383.69/2,073.20
6. Step 6: Final answer
   x = 1,575.53