Finding the Fourth Proportional to 1,485.22, 2,050.56 and 954.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,485.22 : 2,050.56 = 954.33 : x
2. Step 2: Convert to fraction form
   1,485.22/2,050.56 = 954.33/x
3. Step 3: Cross multiply
   1,485.22x = 2,050.56 × 954.33
4. Step 4: Simplify right side
   1,485.22x = 1,956,916.41
5. Step 5: Solve for x
   x = 1,956,916.41/1,485.22
6. Step 6: Final answer
   x = 1,317.59