Finding the Fourth Proportional to 6,892.23, 9,510.70 and 3,908.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,892.23 : 9,510.70 = 3,908.34 : x
2. Step 2: Convert to fraction form
   6,892.23/9,510.70 = 3,908.34/x
3. Step 3: Cross multiply
   6,892.23x = 9,510.70 × 3,908.34
4. Step 4: Simplify right side
   6,892.23x = 37,171,049.24
5. Step 5: Solve for x
   x = 37,171,049.24/6,892.23
6. Step 6: Final answer
   x = 5,393.18