Finding the Fourth Proportional to 22,928.10, 34,424.55 and 14,180.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,928.10 : 34,424.55 = 14,180.10 : x
2. Step 2: Convert to fraction form
   22,928.10/34,424.55 = 14,180.10/x
3. Step 3: Cross multiply
   22,928.10x = 34,424.55 × 14,180.10
4. Step 4: Simplify right side
   22,928.10x = 488,143,561.46
5. Step 5: Solve for x
   x = 488,143,561.46/22,928.10
6. Step 6: Final answer
   x = 21,290.19