Finding the Fourth Proportional to 22,093.65, 30,490.30 and 12,662.23

Step by Step Solution

1. Step 1: Write the proportion equation
   22,093.65 : 30,490.30 = 12,662.23 : x
2. Step 2: Convert to fraction form
   22,093.65/30,490.30 = 12,662.23/x
3. Step 3: Cross multiply
   22,093.65x = 30,490.30 × 12,662.23
4. Step 4: Simplify right side
   22,093.65x = 386,075,191.37
5. Step 5: Solve for x
   x = 386,075,191.37/22,093.65
6. Step 6: Final answer
   x = 17,474.49