Finding the Fourth Proportional to 21,883.52, 30,195.98 and 12,322.02

Step by Step Solution

1. Step 1: Write the proportion equation
   21,883.52 : 30,195.98 = 12,322.02 : x
2. Step 2: Convert to fraction form
   21,883.52/30,195.98 = 12,322.02/x
3. Step 3: Cross multiply
   21,883.52x = 30,195.98 × 12,322.02
4. Step 4: Simplify right side
   21,883.52x = 372,075,469.48
5. Step 5: Solve for x
   x = 372,075,469.48/21,883.52
6. Step 6: Final answer
   x = 17,002.54