Finding the Fourth Proportional to 10,647.88, 14,662.38 and 10,411.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,647.88 : 14,662.38 = 10,411.86 : x
2. Step 2: Convert to fraction form
   10,647.88/14,662.38 = 10,411.86/x
3. Step 3: Cross multiply
   10,647.88x = 14,662.38 × 10,411.86
4. Step 4: Simplify right side
   10,647.88x = 152,662,647.83
5. Step 5: Solve for x
   x = 152,662,647.83/10,647.88
6. Step 6: Final answer
   x = 14,337.37