Finding the Fourth Proportional to 22,022.34, 30,390.84 and 12,462.03

Step by Step Solution

1. Step 1: Write the proportion equation
   22,022.34 : 30,390.84 = 12,462.03 : x
2. Step 2: Convert to fraction form
   22,022.34/30,390.84 = 12,462.03/x
3. Step 3: Cross multiply
   22,022.34x = 30,390.84 × 12,462.03
4. Step 4: Simplify right side
   22,022.34x = 378,731,559.81
5. Step 5: Solve for x
   x = 378,731,559.81/22,022.34
6. Step 6: Final answer
   x = 17,197.61