Finding the Fourth Proportional to 13,554.34, 18,704.82 and 7,586.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,554.34 : 18,704.82 = 7,586.06 : x
2. Step 2: Convert to fraction form
   13,554.34/18,704.82 = 7,586.06/x
3. Step 3: Cross multiply
   13,554.34x = 18,704.82 × 7,586.06
4. Step 4: Simplify right side
   13,554.34x = 141,895,821.73
5. Step 5: Solve for x
   x = 141,895,821.73/13,554.34
6. Step 6: Final answer
   x = 10,468.67