Finding the Fourth Proportional to 10,166.16, 14,029.52 and 7,187.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,166.16 : 14,029.52 = 7,187.24 : x
2. Step 2: Convert to fraction form
   10,166.16/14,029.52 = 7,187.24/x
3. Step 3: Cross multiply
   10,166.16x = 14,029.52 × 7,187.24
4. Step 4: Simplify right side
   10,166.16x = 100,833,527.32
5. Step 5: Solve for x
   x = 100,833,527.32/10,166.16
6. Step 6: Final answer
   x = 9,918.55