Finding the Fourth Proportional to 10,950.50, 15,111.70 and 5,982.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,950.50 : 15,111.70 = 5,982.50 : x
2. Step 2: Convert to fraction form
   10,950.50/15,111.70 = 5,982.50/x
3. Step 3: Cross multiply
   10,950.50x = 15,111.70 × 5,982.50
4. Step 4: Simplify right side
   10,950.50x = 90,405,745.25
5. Step 5: Solve for x
   x = 90,405,745.25/10,950.50
6. Step 6: Final answer
   x = 8,255.86