Finding the Fourth Proportional to 15,306.82, 21,123.72 and 8,592.94

Step by Step Solution

1. Step 1: Write the proportion equation
   15,306.82 : 21,123.72 = 8,592.94 : x
2. Step 2: Convert to fraction form
   15,306.82/21,123.72 = 8,592.94/x
3. Step 3: Cross multiply
   15,306.82x = 21,123.72 × 8,592.94
4. Step 4: Simplify right side
   15,306.82x = 181,514,858.54
5. Step 5: Solve for x
   x = 181,514,858.54/15,306.82
6. Step 6: Final answer
   x = 11,858.43