Finding the Fourth Proportional to 6,707.31, 9,256.23 and 3,723.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,707.31 : 9,256.23 = 3,723.10 : x
2. Step 2: Convert to fraction form
   6,707.31/9,256.23 = 3,723.10/x
3. Step 3: Cross multiply
   6,707.31x = 9,256.23 × 3,723.10
4. Step 4: Simplify right side
   6,707.31x = 34,461,823.63
5. Step 5: Solve for x
   x = 34,461,823.63/6,707.31
6. Step 6: Final answer
   x = 5,137.95