Finding the Fourth Proportional to 1,427.03, 1,966.94 and 954.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427.03 : 1,966.94 = 954.75 : x
2. Step 2: Convert to fraction form
   1,427.03/1,966.94 = 954.75/x
3. Step 3: Cross multiply
   1,427.03x = 1,966.94 × 954.75
4. Step 4: Simplify right side
   1,427.03x = 1,877,944.83
5. Step 5: Solve for x
   x = 1,877,944.83/1,427.03
6. Step 6: Final answer
   x = 1,315.99