Finding the Fourth Proportional to 22,090.75, 30,485.37 and 12,019.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,090.75 : 30,485.37 = 12,019.27 : x
2. Step 2: Convert to fraction form
   22,090.75/30,485.37 = 12,019.27/x
3. Step 3: Cross multiply
   22,090.75x = 30,485.37 × 12,019.27
4. Step 4: Simplify right side
   22,090.75x = 366,411,740.65
5. Step 5: Solve for x
   x = 366,411,740.65/22,090.75
6. Step 6: Final answer
   x = 16,586.66