Finding the Fourth Proportional to 14,162.09, 19,544.18 and 7,789.17

Step by Step Solution

1. Step 1: Write the proportion equation
   14,162.09 : 19,544.18 = 7,789.17 : x
2. Step 2: Convert to fraction form
   14,162.09/19,544.18 = 7,789.17/x
3. Step 3: Cross multiply
   14,162.09x = 19,544.18 × 7,789.17
4. Step 4: Simplify right side
   14,162.09x = 152,232,875.79
5. Step 5: Solve for x
   x = 152,232,875.79/14,162.09
6. Step 6: Final answer
   x = 10,749.32