Finding the Fourth Proportional to 1,939.50, 2,677.89 and 1,194.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,939.50 : 2,677.89 = 1,194.45 : x
2. Step 2: Convert to fraction form
   1,939.50/2,677.89 = 1,194.45/x
3. Step 3: Cross multiply
   1,939.50x = 2,677.89 × 1,194.45
4. Step 4: Simplify right side
   1,939.50x = 3,198,605.71
5. Step 5: Solve for x
   x = 3,198,605.71/1,939.50
6. Step 6: Final answer
   x = 1,649.19