Finding the Fourth Proportional to 10,983.18, 16,466.25 and 5,432.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,983.18 : 16,466.25 = 5,432.70 : x
2. Step 2: Convert to fraction form
   10,983.18/16,466.25 = 5,432.70/x
3. Step 3: Cross multiply
   10,983.18x = 16,466.25 × 5,432.70
4. Step 4: Simplify right side
   10,983.18x = 89,456,196.38
5. Step 5: Solve for x
   x = 89,456,196.38/10,983.18
6. Step 6: Final answer
   x = 8,144.84