Finding the Fourth Proportional to 7,081.55, 10,623.35 and 3,132.65

Step by Step Solution

1. Step 1: Write the proportion equation
   7,081.55 : 10,623.35 = 3,132.65 : x
2. Step 2: Convert to fraction form
   7,081.55/10,623.35 = 3,132.65/x
3. Step 3: Cross multiply
   7,081.55x = 10,623.35 × 3,132.65
4. Step 4: Simplify right side
   7,081.55x = 33,279,241.89
5. Step 5: Solve for x
   x = 33,279,241.89/7,081.55
6. Step 6: Final answer
   x = 4,699.43