Finding the Fourth Proportional to 10,395.34, 14,345.51 and 5,679.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,395.34 : 14,345.51 = 5,679.59 : x
2. Step 2: Convert to fraction form
   10,395.34/14,345.51 = 5,679.59/x
3. Step 3: Cross multiply
   10,395.34x = 14,345.51 × 5,679.59
4. Step 4: Simplify right side
   10,395.34x = 81,476,615.14
5. Step 5: Solve for x
   x = 81,476,615.14/10,395.34
6. Step 6: Final answer
   x = 7,837.80