Finding the Fourth Proportional to 2,030.24, 2,801.04 and 1,243.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.24 : 2,801.04 = 1,243.68 : x
2. Step 2: Convert to fraction form
   2,030.24/2,801.04 = 1,243.68/x
3. Step 3: Cross multiply
   2,030.24x = 2,801.04 × 1,243.68
4. Step 4: Simplify right side
   2,030.24x = 3,483,597.43
5. Step 5: Solve for x
   x = 3,483,597.43/2,030.24
6. Step 6: Final answer
   x = 1,715.85