Finding the Fourth Proportional to 6,756.95, 9,320.72 and 4,066.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,756.95 : 9,320.72 = 4,066.31 : x
2. Step 2: Convert to fraction form
   6,756.95/9,320.72 = 4,066.31/x
3. Step 3: Cross multiply
   6,756.95x = 9,320.72 × 4,066.31
4. Step 4: Simplify right side
   6,756.95x = 37,900,939.91
5. Step 5: Solve for x
   x = 37,900,939.91/6,756.95
6. Step 6: Final answer
   x = 5,609.18