Finding the Fourth Proportional to 7,665.48, 11,487.33 and 5,903.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,665.48 : 11,487.33 = 5,903.82 : x
2. Step 2: Convert to fraction form
   7,665.48/11,487.33 = 5,903.82/x
3. Step 3: Cross multiply
   7,665.48x = 11,487.33 × 5,903.82
4. Step 4: Simplify right side
   7,665.48x = 67,819,128.60
5. Step 5: Solve for x
   x = 67,819,128.60/7,665.48
6. Step 6: Final answer
   x = 8,847.34