Finding the Fourth Proportional to 2,188.08, 3,019.48 and 1,303.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188.08 : 3,019.48 = 1,303.43 : x
2. Step 2: Convert to fraction form
   2,188.08/3,019.48 = 1,303.43/x
3. Step 3: Cross multiply
   2,188.08x = 3,019.48 × 1,303.43
4. Step 4: Simplify right side
   2,188.08x = 3,935,662.46
5. Step 5: Solve for x
   x = 3,935,662.46/2,188.08
6. Step 6: Final answer
   x = 1,798.68