Finding the Fourth Proportional to 14,288.18, 19,717.83 and 7,914.96

Step by Step Solution

1. Step 1: Write the proportion equation
   14,288.18 : 19,717.83 = 7,914.96 : x
2. Step 2: Convert to fraction form
   14,288.18/19,717.83 = 7,914.96/x
3. Step 3: Cross multiply
   14,288.18x = 19,717.83 × 7,914.96
4. Step 4: Simplify right side
   14,288.18x = 156,065,835.74
5. Step 5: Solve for x
   x = 156,065,835.74/14,288.18
6. Step 6: Final answer
   x = 10,922.73