Finding the Fourth Proportional to 14,411.69, 19,888.14 and 7,787.69

Step by Step Solution

1. Step 1: Write the proportion equation
   14,411.69 : 19,888.14 = 7,787.69 : x
2. Step 2: Convert to fraction form
   14,411.69/19,888.14 = 7,787.69/x
3. Step 3: Cross multiply
   14,411.69x = 19,888.14 × 7,787.69
4. Step 4: Simplify right side
   14,411.69x = 154,882,669.00
5. Step 5: Solve for x
   x = 154,882,669.00/14,411.69
6. Step 6: Final answer
   x = 10,747.02