Finding the Fourth Proportional to 10,848.78, 16,260.57 and 7,150.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,848.78 : 16,260.57 = 7,150.14 : x
2. Step 2: Convert to fraction form
   10,848.78/16,260.57 = 7,150.14/x
3. Step 3: Cross multiply
   10,848.78x = 16,260.57 × 7,150.14
4. Step 4: Simplify right side
   10,848.78x = 116,265,351.98
5. Step 5: Solve for x
   x = 116,265,351.98/10,848.78
6. Step 6: Final answer
   x = 10,716.91