Finding the Fourth Proportional to 22,055.09, 30,437.39 and 12,623.45

Step by Step Solution

1. Step 1: Write the proportion equation
   22,055.09 : 30,437.39 = 12,623.45 : x
2. Step 2: Convert to fraction form
   22,055.09/30,437.39 = 12,623.45/x
3. Step 3: Cross multiply
   22,055.09x = 30,437.39 × 12,623.45
4. Step 4: Simplify right side
   22,055.09x = 384,224,870.80
5. Step 5: Solve for x
   x = 384,224,870.80/22,055.09
6. Step 6: Final answer
   x = 17,421.14