Finding the Fourth Proportional to 14,109.28, 19,471.02 and 7,736.45

Step by Step Solution

1. Step 1: Write the proportion equation
   14,109.28 : 19,471.02 = 7,736.45 : x
2. Step 2: Convert to fraction form
   14,109.28/19,471.02 = 7,736.45/x
3. Step 3: Cross multiply
   14,109.28x = 19,471.02 × 7,736.45
4. Step 4: Simplify right side
   14,109.28x = 150,636,561.09
5. Step 5: Solve for x
   x = 150,636,561.09/14,109.28
6. Step 6: Final answer
   x = 10,676.42