Finding the Fourth Proportional to 6,768.32, 9,340.12 and 3,784.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,768.32 : 9,340.12 = 3,784.43 : x
2. Step 2: Convert to fraction form
   6,768.32/9,340.12 = 3,784.43/x
3. Step 3: Cross multiply
   6,768.32x = 9,340.12 × 3,784.43
4. Step 4: Simplify right side
   6,768.32x = 35,347,030.33
5. Step 5: Solve for x
   x = 35,347,030.33/6,768.32
6. Step 6: Final answer
   x = 5,222.42