Finding the Fourth Proportional to 6,855.30, 9,460.22 and 3,711.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,855.30 : 9,460.22 = 3,711.47 : x
2. Step 2: Convert to fraction form
   6,855.30/9,460.22 = 3,711.47/x
3. Step 3: Cross multiply
   6,855.30x = 9,460.22 × 3,711.47
4. Step 4: Simplify right side
   6,855.30x = 35,111,256.86
5. Step 5: Solve for x
   x = 35,111,256.86/6,855.30
6. Step 6: Final answer
   x = 5,121.77