Finding the Fourth Proportional to 6,685.11, 9,225.42 and 3,700.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,685.11 : 9,225.42 = 3,700.76 : x
2. Step 2: Convert to fraction form
   6,685.11/9,225.42 = 3,700.76/x
3. Step 3: Cross multiply
   6,685.11x = 9,225.42 × 3,700.76
4. Step 4: Simplify right side
   6,685.11x = 34,141,065.32
5. Step 5: Solve for x
   x = 34,141,065.32/6,685.11
6. Step 6: Final answer
   x = 5,107.04