Finding the Fourth Proportional to 14,641.96, 21,960.55 and 4,112.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,641.96 : 21,960.55 = 4,112.69 : x
2. Step 2: Convert to fraction form
   14,641.96/21,960.55 = 4,112.69/x
3. Step 3: Cross multiply
   14,641.96x = 21,960.55 × 4,112.69
4. Step 4: Simplify right side
   14,641.96x = 90,316,934.38
5. Step 5: Solve for x
   x = 90,316,934.38/14,641.96
6. Step 6: Final answer
   x = 6,168.36