Finding the Fourth Proportional to 2,577.29, 3,867.17 and 1,189.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577.29 : 3,867.17 = 1,189.94 : x
2. Step 2: Convert to fraction form
   2,577.29/3,867.17 = 1,189.94/x
3. Step 3: Cross multiply
   2,577.29x = 3,867.17 × 1,189.94
4. Step 4: Simplify right side
   2,577.29x = 4,601,674.98
5. Step 5: Solve for x
   x = 4,601,674.98/2,577.29
6. Step 6: Final answer
   x = 1,785.47