Finding the Fourth Proportional to 14,095.98, 19,451.62 and 7,721.30

Step by Step Solution

1. Step 1: Write the proportion equation
   14,095.98 : 19,451.62 = 7,721.30 : x
2. Step 2: Convert to fraction form
   14,095.98/19,451.62 = 7,721.30/x
3. Step 3: Cross multiply
   14,095.98x = 19,451.62 × 7,721.30
4. Step 4: Simplify right side
   14,095.98x = 150,191,815.31
5. Step 5: Solve for x
   x = 150,191,815.31/14,095.98
6. Step 6: Final answer
   x = 10,654.94