Finding the Fourth Proportional to 7,241.32, 10,861.42 and 2,801.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,241.32 : 10,861.42 = 2,801.10 : x
2. Step 2: Convert to fraction form
   7,241.32/10,861.42 = 2,801.10/x
3. Step 3: Cross multiply
   7,241.32x = 10,861.42 × 2,801.10
4. Step 4: Simplify right side
   7,241.32x = 30,423,923.56
5. Step 5: Solve for x
   x = 30,423,923.56/7,241.32
6. Step 6: Final answer
   x = 4,201.43