Finding the Fourth Proportional to 14,062.38, 19,405.86 and 7,689.09

Step by Step Solution

1. Step 1: Write the proportion equation
   14,062.38 : 19,405.86 = 7,689.09 : x
2. Step 2: Convert to fraction form
   14,062.38/19,405.86 = 7,689.09/x
3. Step 3: Cross multiply
   14,062.38x = 19,405.86 × 7,689.09
4. Step 4: Simplify right side
   14,062.38x = 149,213,404.07
5. Step 5: Solve for x
   x = 149,213,404.07/14,062.38
6. Step 6: Final answer
   x = 10,610.82