Finding the Fourth Proportional to 1,150.60, 1,588.96 and 731.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.60 : 1,588.96 = 731.74 : x
2. Step 2: Convert to fraction form
   1,150.60/1,588.96 = 731.74/x
3. Step 3: Cross multiply
   1,150.60x = 1,588.96 × 731.74
4. Step 4: Simplify right side
   1,150.60x = 1,162,705.59
5. Step 5: Solve for x
   x = 1,162,705.59/1,150.60
6. Step 6: Final answer
   x = 1,010.52