Finding the Fourth Proportional to 1,891.83, 2,834.96 and 953.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,891.83 : 2,834.96 = 953.48 : x
2. Step 2: Convert to fraction form
   1,891.83/2,834.96 = 953.48/x
3. Step 3: Cross multiply
   1,891.83x = 2,834.96 × 953.48
4. Step 4: Simplify right side
   1,891.83x = 2,703,058.72
5. Step 5: Solve for x
   x = 2,703,058.72/1,891.83
6. Step 6: Final answer
   x = 1,428.81