Finding the Fourth Proportional to 14,026.56, 19,356.72 and 7,738.92

Step by Step Solution

1. Step 1: Write the proportion equation
   14,026.56 : 19,356.72 = 7,738.92 : x
2. Step 2: Convert to fraction form
   14,026.56/19,356.72 = 7,738.92/x
3. Step 3: Cross multiply
   14,026.56x = 19,356.72 × 7,738.92
4. Step 4: Simplify right side
   14,026.56x = 149,800,107.54
5. Step 5: Solve for x
   x = 149,800,107.54/14,026.56
6. Step 6: Final answer
   x = 10,679.75