Finding the Fourth Proportional to 10,914.38, 15,061.42 and 6,672.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,914.38 : 15,061.42 = 6,672.56 : x
2. Step 2: Convert to fraction form
   10,914.38/15,061.42 = 6,672.56/x
3. Step 3: Cross multiply
   10,914.38x = 15,061.42 × 6,672.56
4. Step 4: Simplify right side
   10,914.38x = 100,498,228.64
5. Step 5: Solve for x
   x = 100,498,228.64/10,914.38
6. Step 6: Final answer
   x = 9,207.87