Finding the Fourth Proportional to 2,089.42, 3,132.29 and 790.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.42 : 3,132.29 = 790.22 : x
2. Step 2: Convert to fraction form
   2,089.42/3,132.29 = 790.22/x
3. Step 3: Cross multiply
   2,089.42x = 3,132.29 × 790.22
4. Step 4: Simplify right side
   2,089.42x = 2,475,198.20
5. Step 5: Solve for x
   x = 2,475,198.20/2,089.42
6. Step 6: Final answer
   x = 1,184.63