Finding the Fourth Proportional to 14,061.06, 19,404.68 and 7,688.03

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.06 : 19,404.68 = 7,688.03 : x
2. Step 2: Convert to fraction form
   14,061.06/19,404.68 = 7,688.03/x
3. Step 3: Cross multiply
   14,061.06x = 19,404.68 × 7,688.03
4. Step 4: Simplify right side
   14,061.06x = 149,183,626.52
5. Step 5: Solve for x
   x = 149,183,626.52/14,061.06
6. Step 6: Final answer
   x = 10,609.70