Finding the Fourth Proportional to 6,887.34, 9,504.72 and 3,903.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,887.34 : 9,504.72 = 3,903.62 : x
2. Step 2: Convert to fraction form
   6,887.34/9,504.72 = 3,903.62/x
3. Step 3: Cross multiply
   6,887.34x = 9,504.72 × 3,903.62
4. Step 4: Simplify right side
   6,887.34x = 37,102,815.09
5. Step 5: Solve for x
   x = 37,102,815.09/6,887.34
6. Step 6: Final answer
   x = 5,387.10