Finding the Fourth Proportional to 11,654.94, 17,472.92 and 5,418.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,654.94 : 17,472.92 = 5,418.89 : x
2. Step 2: Convert to fraction form
   11,654.94/17,472.92 = 5,418.89/x
3. Step 3: Cross multiply
   11,654.94x = 17,472.92 × 5,418.89
4. Step 4: Simplify right side
   11,654.94x = 94,683,744.09
5. Step 5: Solve for x
   x = 94,683,744.09/11,654.94
6. Step 6: Final answer
   x = 8,123.92