Finding the Fourth Proportional to 10,464.33, 14,431.11 and 7,112.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,464.33 : 14,431.11 = 7,112.15 : x
2. Step 2: Convert to fraction form
   10,464.33/14,431.11 = 7,112.15/x
3. Step 3: Cross multiply
   10,464.33x = 14,431.11 × 7,112.15
4. Step 4: Simplify right side
   10,464.33x = 102,636,146.83
5. Step 5: Solve for x
   x = 102,636,146.83/10,464.33
6. Step 6: Final answer
   x = 9,808.19