Finding the Fourth Proportional to 14,433.75, 19,918.89 and 8,146.17

Step by Step Solution

1. Step 1: Write the proportion equation
   14,433.75 : 19,918.89 = 8,146.17 : x
2. Step 2: Convert to fraction form
   14,433.75/19,918.89 = 8,146.17/x
3. Step 3: Cross multiply
   14,433.75x = 19,918.89 × 8,146.17
4. Step 4: Simplify right side
   14,433.75x = 162,262,664.15
5. Step 5: Solve for x
   x = 162,262,664.15/14,433.75
6. Step 6: Final answer
   x = 11,241.89