Finding the Fourth Proportional to 16,611.27, 22,917.79 and 10,646.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,611.27 : 22,917.79 = 10,646.22 : x
2. Step 2: Convert to fraction form
   16,611.27/22,917.79 = 10,646.22/x
3. Step 3: Cross multiply
   16,611.27x = 22,917.79 × 10,646.22
4. Step 4: Simplify right side
   16,611.27x = 243,987,834.25
5. Step 5: Solve for x
   x = 243,987,834.25/16,611.27
6. Step 6: Final answer
   x = 14,688.09