Finding the Fourth Proportional to 22,007.70, 30,395.52 and 14,921.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,007.70 : 30,395.52 = 14,921.82 : x
2. Step 2: Convert to fraction form
   22,007.70/30,395.52 = 14,921.82/x
3. Step 3: Cross multiply
   22,007.70x = 30,395.52 × 14,921.82
4. Step 4: Simplify right side
   22,007.70x = 453,556,478.25
5. Step 5: Solve for x
   x = 453,556,478.25/22,007.70
6. Step 6: Final answer
   x = 20,608.99