Finding the Fourth Proportional to 10,903.16, 16,361.90 and 5,976.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,903.16 : 16,361.90 = 5,976.28 : x
2. Step 2: Convert to fraction form
   10,903.16/16,361.90 = 5,976.28/x
3. Step 3: Cross multiply
   10,903.16x = 16,361.90 × 5,976.28
4. Step 4: Simplify right side
   10,903.16x = 97,783,308.71
5. Step 5: Solve for x
   x = 97,783,308.71/10,903.16
6. Step 6: Final answer
   x = 8,968.35