Finding the Fourth Proportional to 2,030.03, 2,800.00 and 1,320.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.03 : 2,800.00 = 1,320.56 : x
2. Step 2: Convert to fraction form
   2,030.03/2,800.00 = 1,320.56/x
3. Step 3: Cross multiply
   2,030.03x = 2,800.00 × 1,320.56
4. Step 4: Simplify right side
   2,030.03x = 3,697,561.40
5. Step 5: Solve for x
   x = 3,697,561.40/2,030.03
6. Step 6: Final answer
   x = 1,821.44