Finding the Fourth Proportional to 20,483.73, 30,733.01 and 7,158.69

Step by Step Solution

1. Step 1: Write the proportion equation
   20,483.73 : 30,733.01 = 7,158.69 : x
2. Step 2: Convert to fraction form
   20,483.73/30,733.01 = 7,158.69/x
3. Step 3: Cross multiply
   20,483.73x = 30,733.01 × 7,158.69
4. Step 4: Simplify right side
   20,483.73x = 220,008,055.56
5. Step 5: Solve for x
   x = 220,008,055.56/20,483.73
6. Step 6: Final answer
   x = 10,740.62