Finding the Fourth Proportional to 2,188.59, 3,020.25 and 1,193.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188.59 : 3,020.25 = 1,193.87 : x
2. Step 2: Convert to fraction form
   2,188.59/3,020.25 = 1,193.87/x
3. Step 3: Cross multiply
   2,188.59x = 3,020.25 × 1,193.87
4. Step 4: Simplify right side
   2,188.59x = 3,605,767.43
5. Step 5: Solve for x
   x = 3,605,767.43/2,188.59
6. Step 6: Final answer
   x = 1,647.53