Finding the Fourth Proportional to 1,062.80, 1,588.50 and 958.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062.80 : 1,588.50 = 958.44 : x
2. Step 2: Convert to fraction form
   1,062.80/1,588.50 = 958.44/x
3. Step 3: Cross multiply
   1,062.80x = 1,588.50 × 958.44
4. Step 4: Simplify right side
   1,062.80x = 1,522,477.15
5. Step 5: Solve for x
   x = 1,522,477.15/1,062.80
6. Step 6: Final answer
   x = 1,432.52