Finding the Fourth Proportional to 22,054.74, 30,439.20 and 16,106.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,054.74 : 30,439.20 = 16,106.10 : x
2. Step 2: Convert to fraction form
   22,054.74/30,439.20 = 16,106.10/x
3. Step 3: Cross multiply
   22,054.74x = 30,439.20 × 16,106.10
4. Step 4: Simplify right side
   22,054.74x = 490,256,799.12
5. Step 5: Solve for x
   x = 490,256,799.12/22,054.74
6. Step 6: Final answer
   x = 22,229.09