Finding the Fourth Proportional to 2,962.32, 4,089.59 and 2,164.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,962.32 : 4,089.59 = 2,164.83 : x
2. Step 2: Convert to fraction form
   2,962.32/4,089.59 = 2,164.83/x
3. Step 3: Cross multiply
   2,962.32x = 4,089.59 × 2,164.83
4. Step 4: Simplify right side
   2,962.32x = 8,853,249.08
5. Step 5: Solve for x
   x = 8,853,249.08/2,962.32
6. Step 6: Final answer
   x = 2,988.62