Finding the Fourth Proportional to 10,849.55, 14,960.49 and 7,065.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,849.55 : 14,960.49 = 7,065.74 : x
2. Step 2: Convert to fraction form
   10,849.55/14,960.49 = 7,065.74/x
3. Step 3: Cross multiply
   10,849.55x = 14,960.49 × 7,065.74
4. Step 4: Simplify right side
   10,849.55x = 105,706,857.81
5. Step 5: Solve for x
   x = 105,706,857.81/10,849.55
6. Step 6: Final answer
   x = 9,742.98