Finding the Fourth Proportional to 1,436.46, 2,154.71 and 695.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.46 : 2,154.71 = 695.92 : x
2. Step 2: Convert to fraction form
   1,436.46/2,154.71 = 695.92/x
3. Step 3: Cross multiply
   1,436.46x = 2,154.71 × 695.92
4. Step 4: Simplify right side
   1,436.46x = 1,499,502.14
5. Step 5: Solve for x
   x = 1,499,502.14/1,436.46
6. Step 6: Final answer
   x = 1,043.89