Finding the Fourth Proportional to 9,849.18, 14,754.33 and 7,386.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,849.18 : 14,754.33 = 7,386.78 : x
2. Step 2: Convert to fraction form
   9,849.18/14,754.33 = 7,386.78/x
3. Step 3: Cross multiply
   9,849.18x = 14,754.33 × 7,386.78
4. Step 4: Simplify right side
   9,849.18x = 108,986,989.76
5. Step 5: Solve for x
   x = 108,986,989.76/9,849.18
6. Step 6: Final answer
   x = 11,065.59