Finding the Fourth Proportional to 1,151.91, 1,589.22 and 703.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151.91 : 1,589.22 = 703.53 : x
2. Step 2: Convert to fraction form
   1,151.91/1,589.22 = 703.53/x
3. Step 3: Cross multiply
   1,151.91x = 1,589.22 × 703.53
4. Step 4: Simplify right side
   1,151.91x = 1,118,063.95
5. Step 5: Solve for x
   x = 1,118,063.95/1,151.91
6. Step 6: Final answer
   x = 970.62