Finding the Fourth Proportional to 2,347.89, 3,522.12 and 789.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.89 : 3,522.12 = 789.01 : x
2. Step 2: Convert to fraction form
   2,347.89/3,522.12 = 789.01/x
3. Step 3: Cross multiply
   2,347.89x = 3,522.12 × 789.01
4. Step 4: Simplify right side
   2,347.89x = 2,778,987.90
5. Step 5: Solve for x
   x = 2,778,987.90/2,347.89
6. Step 6: Final answer
   x = 1,183.61