Finding the Fourth Proportional to 10,767.50, 14,863.30 and 7,181.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,767.50 : 14,863.30 = 7,181.16 : x
2. Step 2: Convert to fraction form
   10,767.50/14,863.30 = 7,181.16/x
3. Step 3: Cross multiply
   10,767.50x = 14,863.30 × 7,181.16
4. Step 4: Simplify right side
   10,767.50x = 106,735,735.43
5. Step 5: Solve for x
   x = 106,735,735.43/10,767.50
6. Step 6: Final answer
   x = 9,912.77