Finding the Fourth Proportional to 14,087.86, 19,441.55 and 7,714.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,087.86 : 19,441.55 = 7,714.72 : x
2. Step 2: Convert to fraction form
   14,087.86/19,441.55 = 7,714.72/x
3. Step 3: Cross multiply
   14,087.86x = 19,441.55 × 7,714.72
4. Step 4: Simplify right side
   14,087.86x = 149,986,114.62
5. Step 5: Solve for x
   x = 149,986,114.62/14,087.86
6. Step 6: Final answer
   x = 10,646.48