Finding the Fourth Proportional to 2,188.29, 3,019.89 and 1,193.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188.29 : 3,019.89 = 1,193.56 : x
2. Step 2: Convert to fraction form
   2,188.29/3,019.89 = 1,193.56/x
3. Step 3: Cross multiply
   2,188.29x = 3,019.89 × 1,193.56
4. Step 4: Simplify right side
   2,188.29x = 3,604,419.91
5. Step 5: Solve for x
   x = 3,604,419.91/2,188.29
6. Step 6: Final answer
   x = 1,647.14