Finding the Fourth Proportional to 10,994.29, 15,171.37 and 7,014.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,994.29 : 15,171.37 = 7,014.96 : x
2. Step 2: Convert to fraction form
   10,994.29/15,171.37 = 7,014.96/x
3. Step 3: Cross multiply
   10,994.29x = 15,171.37 × 7,014.96
4. Step 4: Simplify right side
   10,994.29x = 106,426,536.16
5. Step 5: Solve for x
   x = 106,426,536.16/10,994.29
6. Step 6: Final answer
   x = 9,680.17