Finding the Fourth Proportional to 8,540.76, 11,783.61 and 5,003.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,540.76 : 11,783.61 = 5,003.94 : x
2. Step 2: Convert to fraction form
   8,540.76/11,783.61 = 5,003.94/x
3. Step 3: Cross multiply
   8,540.76x = 11,783.61 × 5,003.94
4. Step 4: Simplify right side
   8,540.76x = 58,964,477.42
5. Step 5: Solve for x
   x = 58,964,477.42/8,540.76
6. Step 6: Final answer
   x = 6,903.89