Finding the Fourth Proportional to 1,434.83, 2,151.75 and 694.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434.83 : 2,151.75 = 694.79 : x
2. Step 2: Convert to fraction form
   1,434.83/2,151.75 = 694.79/x
3. Step 3: Cross multiply
   1,434.83x = 2,151.75 × 694.79
4. Step 4: Simplify right side
   1,434.83x = 1,495,003.62
5. Step 5: Solve for x
   x = 1,495,003.62/1,434.83
6. Step 6: Final answer
   x = 1,041.94