Finding the Fourth Proportional to 1,482.64, 2,045.40 and 958.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,482.64 : 2,045.40 = 958.72 : x
2. Step 2: Convert to fraction form
   1,482.64/2,045.40 = 958.72/x
3. Step 3: Cross multiply
   1,482.64x = 2,045.40 × 958.72
4. Step 4: Simplify right side
   1,482.64x = 1,960,965.89
5. Step 5: Solve for x
   x = 1,960,965.89/1,482.64
6. Step 6: Final answer
   x = 1,322.62