Finding the Fourth Proportional to 10,980.98, 16,433.18 and 8,983.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,980.98 : 16,433.18 = 8,983.52 : x
2. Step 2: Convert to fraction form
   10,980.98/16,433.18 = 8,983.52/x
3. Step 3: Cross multiply
   10,980.98x = 16,433.18 × 8,983.52
4. Step 4: Simplify right side
   10,980.98x = 147,627,719.03
5. Step 5: Solve for x
   x = 147,627,719.03/10,980.98
6. Step 6: Final answer
   x = 13,443.95