Finding the Fourth Proportional to 5,300.73, 7,314.72 and 3,063.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,300.73 : 7,314.72 = 3,063.30 : x
2. Step 2: Convert to fraction form
   5,300.73/7,314.72 = 3,063.30/x
3. Step 3: Cross multiply
   5,300.73x = 7,314.72 × 3,063.30
4. Step 4: Simplify right side
   5,300.73x = 22,407,181.78
5. Step 5: Solve for x
   x = 22,407,181.78/5,300.73
6. Step 6: Final answer
   x = 4,227.19