Finding the Fourth Proportional to 6,754.74, 9,321.02 and 4,066.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,754.74 : 9,321.02 = 4,066.10 : x
2. Step 2: Convert to fraction form
   6,754.74/9,321.02 = 4,066.10/x
3. Step 3: Cross multiply
   6,754.74x = 9,321.02 × 4,066.10
4. Step 4: Simplify right side
   6,754.74x = 37,900,205.56
5. Step 5: Solve for x
   x = 37,900,205.56/6,754.74
6. Step 6: Final answer
   x = 5,610.90