Finding the Fourth Proportional to 6,892.88, 9,513.86 and 3,910.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,892.88 : 9,513.86 = 3,910.46 : x
2. Step 2: Convert to fraction form
   6,892.88/9,513.86 = 3,910.46/x
3. Step 3: Cross multiply
   6,892.88x = 9,513.86 × 3,910.46
4. Step 4: Simplify right side
   6,892.88x = 37,203,501.85
5. Step 5: Solve for x
   x = 37,203,501.85/6,892.88
6. Step 6: Final answer
   x = 5,397.39