Finding the Fourth Proportional to 1,889.93, 2,830.17 and 1,194.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,889.93 : 2,830.17 = 1,194.50 : x
2. Step 2: Convert to fraction form
   1,889.93/2,830.17 = 1,194.50/x
3. Step 3: Cross multiply
   1,889.93x = 2,830.17 × 1,194.50
4. Step 4: Simplify right side
   1,889.93x = 3,380,623.91
5. Step 5: Solve for x
   x = 3,380,623.91/1,889.93
6. Step 6: Final answer
   x = 1,788.76