Finding the Fourth Proportional to 10,443.40, 14,419.02 and 7,300.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.40 : 14,419.02 = 7,300.60 : x
2. Step 2: Convert to fraction form
   10,443.40/14,419.02 = 7,300.60/x
3. Step 3: Cross multiply
   10,443.40x = 14,419.02 × 7,300.60
4. Step 4: Simplify right side
   10,443.40x = 105,267,497.41
5. Step 5: Solve for x
   x = 105,267,497.41/10,443.40
6. Step 6: Final answer
   x = 10,079.81