Finding the Fourth Proportional to 21,797.86, 30,080.01 and 12,366.22

Step by Step Solution

1. Step 1: Write the proportion equation
   21,797.86 : 30,080.01 = 12,366.22 : x
2. Step 2: Convert to fraction form
   21,797.86/30,080.01 = 12,366.22/x
3. Step 3: Cross multiply
   21,797.86x = 30,080.01 × 12,366.22
4. Step 4: Simplify right side
   21,797.86x = 371,976,021.26
5. Step 5: Solve for x
   x = 371,976,021.26/21,797.86
6. Step 6: Final answer
   x = 17,064.80