Finding the Fourth Proportional to 16,598.50, 22,890.54 and 12,359.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,598.50 : 22,890.54 = 12,359.98 : x
2. Step 2: Convert to fraction form
   16,598.50/22,890.54 = 12,359.98/x
3. Step 3: Cross multiply
   16,598.50x = 22,890.54 × 12,359.98
4. Step 4: Simplify right side
   16,598.50x = 282,926,616.59
5. Step 5: Solve for x
   x = 282,926,616.59/16,598.50
6. Step 6: Final answer
   x = 17,045.31