Finding the Fourth Proportional to 10,724.42, 16,081.14 and 4,482.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,724.42 : 16,081.14 = 4,482.73 : x
2. Step 2: Convert to fraction form
   10,724.42/16,081.14 = 4,482.73/x
3. Step 3: Cross multiply
   10,724.42x = 16,081.14 × 4,482.73
4. Step 4: Simplify right side
   10,724.42x = 72,087,368.51
5. Step 5: Solve for x
   x = 72,087,368.51/10,724.42
6. Step 6: Final answer
   x = 6,721.80