Finding the Fourth Proportional to 9,380.96, 12,944.45 and 5,348.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,380.96 : 12,944.45 = 5,348.30 : x
2. Step 2: Convert to fraction form
   9,380.96/12,944.45 = 5,348.30/x
3. Step 3: Cross multiply
   9,380.96x = 12,944.45 × 5,348.30
4. Step 4: Simplify right side
   9,380.96x = 69,230,849.77
5. Step 5: Solve for x
   x = 69,230,849.77/9,380.96
6. Step 6: Final answer
   x = 7,379.94