Finding the Fourth Proportional to 14,482.38, 21,725.27 and 5,120.47

Step by Step Solution

1. Step 1: Write the proportion equation
   14,482.38 : 21,725.27 = 5,120.47 : x
2. Step 2: Convert to fraction form
   14,482.38/21,725.27 = 5,120.47/x
3. Step 3: Cross multiply
   14,482.38x = 21,725.27 × 5,120.47
4. Step 4: Simplify right side
   14,482.38x = 111,243,593.28
5. Step 5: Solve for x
   x = 111,243,593.28/14,482.38
6. Step 6: Final answer
   x = 7,681.31