Finding the Fourth Proportional to 1,426.66, 1,966.82 and 954.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.66 : 1,966.82 = 954.58 : x
2. Step 2: Convert to fraction form
   1,426.66/1,966.82 = 954.58/x
3. Step 3: Cross multiply
   1,426.66x = 1,966.82 × 954.58
4. Step 4: Simplify right side
   1,426.66x = 1,877,487.04
5. Step 5: Solve for x
   x = 1,877,487.04/1,426.66
6. Step 6: Final answer
   x = 1,316.00