Finding the Fourth Proportional to 10,827.50, 16,228.17 and 5,272.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,827.50 : 16,228.17 = 5,272.52 : x
2. Step 2: Convert to fraction form
   10,827.50/16,228.17 = 5,272.52/x
3. Step 3: Cross multiply
   10,827.50x = 16,228.17 × 5,272.52
4. Step 4: Simplify right side
   10,827.50x = 85,563,283.96
5. Step 5: Solve for x
   x = 85,563,283.96/10,827.50
6. Step 6: Final answer
   x = 7,902.41