Finding the Fourth Proportional to 14,009.46, 19,333.77 and 7,721.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,009.46 : 19,333.77 = 7,721.82 : x
2. Step 2: Convert to fraction form
   14,009.46/19,333.77 = 7,721.82/x
3. Step 3: Cross multiply
   14,009.46x = 19,333.77 × 7,721.82
4. Step 4: Simplify right side
   14,009.46x = 149,291,891.86
5. Step 5: Solve for x
   x = 149,291,891.86/14,009.46
6. Step 6: Final answer
   x = 10,656.51