Finding the Fourth Proportional to 1,047.94, 1,446.35 and 693.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.94 : 1,446.35 = 693.87 : x
2. Step 2: Convert to fraction form
   1,047.94/1,446.35 = 693.87/x
3. Step 3: Cross multiply
   1,047.94x = 1,446.35 × 693.87
4. Step 4: Simplify right side
   1,047.94x = 1,003,573.38
5. Step 5: Solve for x
   x = 1,003,573.38/1,047.94
6. Step 6: Final answer
   x = 957.67