Finding the Fourth Proportional to 7,845.18, 10,829.91 and 5,016.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,845.18 : 10,829.91 = 5,016.42 : x
2. Step 2: Convert to fraction form
   7,845.18/10,829.91 = 5,016.42/x
3. Step 3: Cross multiply
   7,845.18x = 10,829.91 × 5,016.42
4. Step 4: Simplify right side
   7,845.18x = 54,327,377.12
5. Step 5: Solve for x
   x = 54,327,377.12/7,845.18
6. Step 6: Final answer
   x = 6,924.94