Finding the Fourth Proportional to 10,144.42, 14,017.18 and 7,806.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,144.42 : 14,017.18 = 7,806.76 : x
2. Step 2: Convert to fraction form
   10,144.42/14,017.18 = 7,806.76/x
3. Step 3: Cross multiply
   10,144.42x = 14,017.18 × 7,806.76
4. Step 4: Simplify right side
   10,144.42x = 109,428,760.14
5. Step 5: Solve for x
   x = 109,428,760.14/10,144.42
6. Step 6: Final answer
   x = 10,787.09