Finding the Fourth Proportional to 16,530.50, 22,813.62 and 9,079.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,530.50 : 22,813.62 = 9,079.94 : x
2. Step 2: Convert to fraction form
   16,530.50/22,813.62 = 9,079.94/x
3. Step 3: Cross multiply
   16,530.50x = 22,813.62 × 9,079.94
4. Step 4: Simplify right side
   16,530.50x = 207,146,300.78
5. Step 5: Solve for x
   x = 207,146,300.78/16,530.50
6. Step 6: Final answer
   x = 12,531.16