Finding the Fourth Proportional to 2,137.83, 2,950.23 and 1,229.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,137.83 : 2,950.23 = 1,229.48 : x
2. Step 2: Convert to fraction form
   2,137.83/2,950.23 = 1,229.48/x
3. Step 3: Cross multiply
   2,137.83x = 2,950.23 × 1,229.48
4. Step 4: Simplify right side
   2,137.83x = 3,627,256.16
5. Step 5: Solve for x
   x = 3,627,256.16/2,137.83
6. Step 6: Final answer
   x = 1,696.70