Finding the Fourth Proportional to 10,929.97, 16,385.23 and 5,083.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,929.97 : 16,385.23 = 5,083.39 : x
2. Step 2: Convert to fraction form
   10,929.97/16,385.23 = 5,083.39/x
3. Step 3: Cross multiply
   10,929.97x = 16,385.23 × 5,083.39
4. Step 4: Simplify right side
   10,929.97x = 83,292,514.33
5. Step 5: Solve for x
   x = 83,292,514.33/10,929.97
6. Step 6: Final answer
   x = 7,620.56