Finding the Fourth Proportional to 16,181.98, 22,324.71 and 9,898.00

Step by Step Solution

1. Step 1: Write the proportion equation
   16,181.98 : 22,324.71 = 9,898.00 : x
2. Step 2: Convert to fraction form
   16,181.98/22,324.71 = 9,898.00/x
3. Step 3: Cross multiply
   16,181.98x = 22,324.71 × 9,898.00
4. Step 4: Simplify right side
   16,181.98x = 220,969,960.89
5. Step 5: Solve for x
   x = 220,969,960.89/16,181.98
6. Step 6: Final answer
   x = 13,655.31