Finding the Fourth Proportional to 10,211.76, 14,089.32 and 7,849.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,211.76 : 14,089.32 = 7,849.68 : x
2. Step 2: Convert to fraction form
   10,211.76/14,089.32 = 7,849.68/x
3. Step 3: Cross multiply
   10,211.76x = 14,089.32 × 7,849.68
4. Step 4: Simplify right side
   10,211.76x = 110,596,653.42
5. Step 5: Solve for x
   x = 110,596,653.42/10,211.76
6. Step 6: Final answer
   x = 10,830.32