Finding the Fourth Proportional to 1,158.91, 1,729.93 and 1,073.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158.91 : 1,729.93 = 1,073.25 : x
2. Step 2: Convert to fraction form
   1,158.91/1,729.93 = 1,073.25/x
3. Step 3: Cross multiply
   1,158.91x = 1,729.93 × 1,073.25
4. Step 4: Simplify right side
   1,158.91x = 1,856,653.66
5. Step 5: Solve for x
   x = 1,856,653.66/1,158.91
6. Step 6: Final answer
   x = 1,602.07