Finding the Fourth Proportional to 22,298.98, 30,776.52 and 16,939.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,298.98 : 30,776.52 = 16,939.16 : x
2. Step 2: Convert to fraction form
   22,298.98/30,776.52 = 16,939.16/x
3. Step 3: Cross multiply
   22,298.98x = 30,776.52 × 16,939.16
4. Step 4: Simplify right side
   22,298.98x = 521,328,396.52
5. Step 5: Solve for x
   x = 521,328,396.52/22,298.98
6. Step 6: Final answer
   x = 23,379.02