Finding the Fourth Proportional to 11,381.07, 17,076.89 and 4,808.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11,381.07 : 17,076.89 = 4,808.79 : x
2. Step 2: Convert to fraction form
   11,381.07/17,076.89 = 4,808.79/x
3. Step 3: Cross multiply
   11,381.07x = 17,076.89 × 4,808.79
4. Step 4: Simplify right side
   11,381.07x = 82,119,153.82
5. Step 5: Solve for x
   x = 82,119,153.82/11,381.07
6. Step 6: Final answer
   x = 7,215.42