Finding the Fourth Proportional to 9,620.24, 14,403.78 and 4,930.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,620.24 : 14,403.78 = 4,930.14 : x
2. Step 2: Convert to fraction form
   9,620.24/14,403.78 = 4,930.14/x
3. Step 3: Cross multiply
   9,620.24x = 14,403.78 × 4,930.14
4. Step 4: Simplify right side
   9,620.24x = 71,012,651.93
5. Step 5: Solve for x
   x = 71,012,651.93/9,620.24
6. Step 6: Final answer
   x = 7,381.59