Finding the Fourth Proportional to 13,096.50, 18,071.34 and 8,061.54

Step by Step Solution

1. Step 1: Write the proportion equation
   13,096.50 : 18,071.34 = 8,061.54 : x
2. Step 2: Convert to fraction form
   13,096.50/18,071.34 = 8,061.54/x
3. Step 3: Cross multiply
   13,096.50x = 18,071.34 × 8,061.54
4. Step 4: Simplify right side
   13,096.50x = 145,682,830.26
5. Step 5: Solve for x
   x = 145,682,830.26/13,096.50
6. Step 6: Final answer
   x = 11,123.80