Finding the Fourth Proportional to 6,887.88, 9,505.29 and 3,904.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,887.88 : 9,505.29 = 3,904.29 : x
2. Step 2: Convert to fraction form
   6,887.88/9,505.29 = 3,904.29/x
3. Step 3: Cross multiply
   6,887.88x = 9,505.29 × 3,904.29
4. Step 4: Simplify right side
   6,887.88x = 37,111,408.69
5. Step 5: Solve for x
   x = 37,111,408.69/6,887.88
6. Step 6: Final answer
   x = 5,387.93