Finding the Fourth Proportional to 2,030.72, 2,803.33 and 1,433.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.72 : 2,803.33 = 1,433.70 : x
2. Step 2: Convert to fraction form
   2,030.72/2,803.33 = 1,433.70/x
3. Step 3: Cross multiply
   2,030.72x = 2,803.33 × 1,433.70
4. Step 4: Simplify right side
   2,030.72x = 4,019,136.01
5. Step 5: Solve for x
   x = 4,019,136.01/2,030.72
6. Step 6: Final answer
   x = 1,979.17