Finding the Fourth Proportional to 6,939.22, 10,404.56 and 3,242.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,939.22 : 10,404.56 = 3,242.24 : x
2. Step 2: Convert to fraction form
   6,939.22/10,404.56 = 3,242.24/x
3. Step 3: Cross multiply
   6,939.22x = 10,404.56 × 3,242.24
4. Step 4: Simplify right side
   6,939.22x = 33,734,080.61
5. Step 5: Solve for x
   x = 33,734,080.61/6,939.22
6. Step 6: Final answer
   x = 4,861.36