Finding the Fourth Proportional to 10,896.81, 16,346.13 and 4,323.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,896.81 : 16,346.13 = 4,323.06 : x
2. Step 2: Convert to fraction form
   10,896.81/16,346.13 = 4,323.06/x
3. Step 3: Cross multiply
   10,896.81x = 16,346.13 × 4,323.06
4. Step 4: Simplify right side
   10,896.81x = 70,665,300.76
5. Step 5: Solve for x
   x = 70,665,300.76/10,896.81
6. Step 6: Final answer
   x = 6,484.95